Britannia Fire appoints Matt Humby as Head of Client Support and Development as the manufacturer enters its next phase of growth
UK-based company Britannia Fire has appointed Matt Humby as Head of Client Support and Development.
Describing Humby as “highly-regarded in the fire safety sector”, Britannia said he brings more than 25 years of industry experience and a strong track record in technical engagement, customer relationships and helping organisations respond to evolving fire safety challenges.
In his new role, Matt will focus on strengthening customer support, training and engagement, and contributing to future business development initiatives across the organisation.
Commenting on his appointment, Humby said: “I am incredibly excited about my next chapter with Britannia Fire. I’m looking forward to becoming part of a fantastic team, supporting customers and continuing to contribute to an industry I am passionate about.”
Managing Director Andy Spence added: “This is an exciting time to welcome Matt to our team. As we continue to grow, we’re investing not only in manufacturing capacity but also in strengthening the support, education and training we provide to our customers and partners.
“Matt’s experience in technical engagement and customer development will help us expand our existing training programmes and create broader learning opportunities across the sector.
“Alongside this, our investment in facilities and production capacity ensures we are well placed to meet increasing demand for the P50 range.”
Britannia, which manufactures fire extinguishers, said the appointment comes as it enters its next phase of growth following investment in its facilities and manufacturing capacity.
As well as the expansion of its headquarters in Ashwellthorpe in Norfolk, the company recently opened a 350m2 administration centre.
It has also installed a second winding machine worth more than £300,000, which is used to attach super-strength aramid fibre to its P50 fire extinguisher cylinders.
Britannia said the investment will double production capacity for the P50 composite range, enabling the company to meet growing demand.
Ragnar Wighus Award recognises Ghent University master’s graduate Mohsen Morshedi for his award-winning water mist research
A Ghent University graduate has been announced as the winner of the Ragnar Wighus Award. Mohsen Morshedi will present his master thesis at the annual International Water Mist Conference (IWMC2026) in Prague, Czech Republic, on 7th and 8th October 2026.
The title of the winning thesis is “Numerical Simulation of dense Water Mist Sprays in ‘cold’ Conditions with an Emphasis on Multi-Droplet Aerodynamics Interaction”. The thesis was supervised by Prof. Dr. Tarek Beji and Prof. Dr. Tom de Mulder.
On receiving the news, Mohsen Morshedi said: “I am deeply honoured to be named the recipient of the Ragnar Wighus Award this year. It is a privilege to be recognised among such inspiring professionals, and I sincerely appreciate the support I have received along the way.”
The sponsor of the award is the International Water Mist Association (IWMA). The committee that evaluates the submissions is the IWMA Scientific Council under the chairmanship of Kemal Arsava (Norwegian University of Science and Technology).
In 2027, The Ragnar Wighus Award will go to the author of the best Ph.D. thesis. Deadline to hand in submissions is 31st March 2027. The terms under which to apply will be published towards in November.
RECOM Fire Solutions has opened a new distribution hub at Trafford Park in Greater Manchester
RECOM Fire Solutions has opened a new north west distribution hub in Greater Manchester as part of a six-figure investment to strengthen the operational capacity of its specialist passive fire protection division.
The new 2,500 sq m (27,000 sq ft) warehouse and office facility at Trafford Park will support the company’s continued growth by increasing storage capacity, improving logistics and enhancing stock management. The investment also includes an expanded vehicle fleet.
The division delivers passive fire protection works in live environments for clients across the education, healthcare, residential, defence and facilities management sectors.
According to the company, several smaller facilities in the north west have been consolidated into the single Trafford Park site, creating a centralised operation designed to improve efficiency and streamline deliveries.
The hub, located on the Westbrook Estate, is also expected to reduce the number of journeys required to support projects, contributing to the company’s efforts to lower its carbon footprint.
The investment follows the opening earlier this year of a new RECOM Fire Solutions base at Fort Dunlop in Birmingham, which supports projects across the Midlands, the M6 corridor and into the south west.
Sarah Leadbetter, head of RECOM Fire Solutions, said: “The opening of our new north west distribution hub is a major milestone for RECOM Fire Solutions. It creates greater efficiency through a centralised location, increases storage capacity and improves stock management.
“Trafford Park is an ideal location, as it’s highly accessible and close to our group headquarters in Salford Quays. It provides us with a strong base for our next phase of expansion and will contribute to reducing our carbon footprint as a business.”
The Trafford Park building is owned and managed by Indurent, which refurbished the site before RECOM Fire Solutions took occupation. Nexus Storage Solutions installed the warehouse racking as part of the fit-out.
The expansion comes as demand for compliant passive fire protection measures continues to grow alongside increased regulatory scrutiny across the built environment.
In recent months, RECOM Fire Solutions has also strengthened its management team with several new appointments and now employs around 60 operatives working on projects across the UK.
The company’s services include compartmentation and fire door condition surveys, installation and remediation of fire stopping and fire doors, intumescent paint application, overboarding and fire curtain installations.
RECOM Fire Solutions forms part of the RECOM Solutions group, which also provides project management consultancy and main contracting services. The group was founded in 2015 by Jason McKnight and Joseph Dillon, who met while studying construction management at the University of Salford before later working together at Bovis Lend Lease.
When people think of artificial intelligence, they usually think of software, chatbots, or data analytics. Fire safety is not always the first thing that comes to mind. That is starting to change. Researchers at the U.S. National Institute of Standards and Technology (NIST) recently developed an AI model that can identify safer evacuation routes during a fire and work with dynamic emergency exit displays. In California, a network of nearly 1,000 AI-powered cameras has helped detect around 40% of wildfires, according to NFPA Journal.
The change is happening alongside growth in smart buildings. The global smart building market is expected to reach USD 204.43 billion by 2032. As these technologies become more common, commercial fire alarm systems are transformed from simple detection devices into smarter safety platforms that can help and support faster and better-informed responses in real time.
AI-Driven Early Detection in Commercial Fire Alarm Systems
False alarms and delayed warnings are still a headache for many building operators. A little bit of dust from renovation work or steam from a kitchen can sometimes cause an alarm, forcing teams to investigate a situation with no real threat. This is where AI is starting to make a difference. A modern commercial fire alarm system can look at information from multiple sources at once, instead of reacting to one reading of smoke or heat. A change in the temperature alone may not spell danger. Combined with unusual smoke particles or other environmental changes, it gives a more certain indication that something is wrong.
Its purpose is not to replace conventional methods of detection. Smoke and heat detectors remain a key component. AI provides another layer of analysis that allows the system to understand conditions in a clearer way before an alert is sent out. AI fire detection study results keep showing the value of using multiple data sources to improve detection accuracy. For commercial buildings, that leads to fewer surprises and earlier knowledge of a true fire risk.
IoT Fire Detection Using Smart Sensor Networks
In a large office building, information needs to move quickly when a potential fire risk is detected. A smoke detector on one floor should not work in isolation while the rest of the building waits for updates. That is one reason connected fire safety systems are becoming more common.
IoT fire detection enables a commercial fire alarm system to connect smoke detectors, heat sensors, control panels, and monitoring platforms through the same network. Instead of acting as separate devices, they work together to provide a clearer view of what is happening across the building.
The continuous flow of data enables safety teams to track conditions all day long. If a detector identifies unusual activity, it can instantly send alerts to facility managers, monitoring centres or other responsible personnel. There’s no need to wait for someone to check the system manually before the information starts flowing.
New smart fire detection systems are making this level of visibility easier to achieve. For building operators, faster access to information can help enable faster decisions and a coordinated response in the event of an incident.
Predictive Fire Maintenance and System Reliability
A commercial fire alarm system can go for months without calling any attention to itself. The problem is that no one wants to discover a faulty detector, damaged sensor, or communication issue during an emergency. That is why system reliability remains a priority for building operators. Many commercial fire safety systems still follow a simple routine: inspect equipment, find a problem, and then fix it. Predictive fire maintenance changes that process. AI can help monitor device performance over time, alerting to potential signs that a component needs attention before something goes wrong.
A sensor that begins to act strangely, or a device that no longer communicates properly, does not introduce an immediate fault. These are small issues that can be easily ignored in day-to-day operations. Regular monitoring allows maintenance teams to recognise possible problems and take action before they impact system performance. Recent fire alarm system innovations are making this approach more practical for commercial buildings. The benefit to facility managers is simple: More confidence that the system will be ready to perform when it matters most.
BMS Fire Integration in Smart Building Systems
Anyone who has worked in a large office tower, hospital, or airport knows that a fire alarm is only one part of the response. Once an incident is reported, several systems across the building may need to react at the same time. Waiting for each action to be handled separately can waste valuable minutes.
That is why BMS fire integration is becoming more common in modern facilities. A commercial fire alarm system can now work alongside elevators, ventilation equipment, access control systems, emergency lighting, and other smart building technologies and fire safety systems through a shared management platform. Instead of operating in isolation, these systems can respond together when a fire event occurs.
Let’s take a typical office building. An alarm may activate smoke control measures, elevators can be placed on designated floors, and evacuation routes can be made accessible. Much of this can be done automatically, freeing building teams to focus on occupant safety and emergency coordination.
As smart building systems expand, integration is helping make the way for a more coordinated response in critical situations. Also, by meeting global fire safety standards, these interconnected systems will continue to do what they are meant to do when every second counts.
Conclusion
A few years ago, most fire alarm systems worked independently and provided limited information once an alarm was triggered. That is starting to change. Today, a commercial fire alarm system can be connected to other building technologies, helping teams receive information faster and respond with greater confidence. With AI fire alarm systems, IoT fire detection, and integrated building platforms, facility managers are gaining more insight into what is happening across their properties. While technology continues to advance, the goal remains the same: to detect risks early, support a safe response, help protect people during an emergency, and meet construction fire safety compliance requirements.
FAQs
How can AI help commercial fire alarm systems during an emergency?
During an emergency, there is a lot happening at once. AI can help build teams, sort through incoming information and identify potential risks more quickly.
Why is cloud computing important for smart commercial fire alarm systems?
An alarm does not always happen when the right people are sitting in front of a control panel. Cloud-based systems make it easier to access information from different locations.
What building systems can integrate with a commercial fire alarm system?
Fire alarms rarely work alone in modern buildings. Many systems now share information with elevators, access control platforms, emergency lighting, and security systems.
How do AI fire alarm systems tell the difference between a real fire and steam or dust?
Steam from a shower area and dust from maintenance work can sometimes resemble fire conditions. AI helps by looking at a wider range of information before an alarm is raised.
What cybersecurity threats affect smart commercial fire alarm systems?
As more fire safety devices become connected, protecting those systems becomes increasingly important. Unauthorised access and communication disruptions remain some of the main concerns.
Safety should be first for any employer when it comes to workers’ safety. This could be done in more than one way. One such method is fire extinguishers, which are a must for every workplace so that each and every employee is safe. That is why it becomes so important for businesses to understand the classes of fire and types of fire extinguishers that are essential for effective fire safety in homes, workplaces, and commercial kitchens. Choosing the right extinguisher quickly and confidently can prevent a small flame from becoming a major disaster. This guide explains each class of fire, matches it to the correct fire extinguisher types, outlines safe usage steps, and answers common questions so you can protect people and property.
What Are the Different Classes of Fire?
Going ahead in this blog, the very first thing to do is to understand the wide variety of different classes of fires. These Fires are categorized by the fuel that feeds them. Knowing the classes of fire helps you select the correct suppression method and avoid dangerous reactions caused by using the wrong agent.
Class A
Ordinary combustibles such as wood, paper, cloth, rubber, and many plastics. These fires leave glowing embers and usually respond to water or multipurpose extinguishing agents.
Class B
Flammable liquids and gases, including petrol, oil, solvents, and some cooking fuels. These require extinguishers that interrupt the fuel/oxygen/heat triangle without spreading the liquid.
Class C
Electrical fires involving energised equipment, wiring, circuit breakers, and appliances. Non-conductive extinguishing agents are required to avoid electrocution.
Class D
Combustible metals such as magnesium, titanium, sodium, lithium, and potassium. These fires burn at extremely high temperatures and demand specialised dry powder agents.
Class K
Kitchen fires involving cooking oils and fats (vegetable oil, animal fat). These fires behave differently from liquid fuel fires and need wet chemical extinguishers that saponify oils and cool the surface.
How Classes of Fire Determine the Right Fire Extinguisher
The direct relationship between classes of fire and fire extinguisher selection is crucial: use the wrong extinguisher, and you can worsen the fire or create new hazards. The right extinguisher attacks the fuel, isolates oxygen, cools the burning material, or interrupts the chemical chain reaction.
Key principles:
Match agent to fuel: water and foam are excellent for Class A materials but dangerous on flammable liquids (Class B), or an extinguisher for electrical fires (Class C).
Use non-conductive agents for energised equipment.
Employ specialised powders for metal fires (Class D).
Use wet chemical agents for cooking oil/grease fires (Class K).
Knowing which fire extinguisher classes cover which fires makes choosing the right fire extinguisher straightforward. See our article on fire extinguisher types for product-level details.
Class A Fires and Suitable Fire Extinguishers
Class A fires involve ordinary combustibles: paper, cloth, wood, some plastics, and rubber. These materials retain heat and can smoulder, so extinguishing requires cooling and soaking to prevent re-ignition.
Recommended extinguisher types for Class A:
Water extinguishers: Effective at cooling and soaking burning materials, making them a top choice for Class A fires.
ABC dry chemical extinguishers (multipurpose dry powder): Interrupt the chemical reaction while also providing some cooling and smothering effect; these are common in homes and offices.
Foam extinguishers: Provide a cooling and smothering blanket ideal where surface burning is a risk.
For general-purpose coverage, an ABC fire extinguisher is often recommended in residential and mixed-use settings.
Class B Fires and Suitable Fire Extinguishers
Class B fires involve flammable liquids and gases such as gasoline, diesel, alcohol, solvents, and some aerosols. These fires tend to spread over surfaces and may splash, so extinguishers must avoid spreading the fuel.
Recommended extinguisher types for Class B:
CO2 extinguishers: Displace oxygen and cool slightly without leaving residue, suitable for small Class B fires and electrical fires (see Class C below).
Foam extinguishers: Create a blanket that smothers the liquid surface and reduces vapour release.
Dry chemical (BC or ABC) extinguishers: They interrupt the chemical reaction and are versatile for both B and other classes when labelled appropriately.
Safety notes:
Using water on a Class B fire can spread flammable liquids and increase danger.
For areas with flammable liquids (garages, workshops, fueling stations), choose a B-rated extinguisher sized for rapid knockdown.
Class C Fires and Electrical Fire Extinguishers
Class C fires involve energised electrical equipment: wiring, circuit breakers, motors, computers, and appliances. The hazard here is electrocution; using a conductive extinguishing agent can injure you.
Recommended extinguisher types for Class C:
CO2 extinguishers: Non-conductive, leave no residue, and are effective for small electrical fires.
Dry chemical extinguishers (ABC or BC): Non-conductive extinguishing powders that interrupt the combustion reaction.
Clean agent extinguishers (halotron, FM-200 alternatives): Designed for data centres and sensitive electrical equipment because they extinguish without residue.
Safety notes:
Ensure the equipment is de-energised when safe to do so; however, if the source stays energised, use a non-conductive agent.
Some extinguishers are labelled for multiple classes (e.g., A, B, C); these are often the most practical for mixed-risk environments. For more on electrical fires, read our guide on electrical fire extinguishers.
Class D Fires and Metal Fire Extinguishers
Class D fires involve combustible metals like magnesium, titanium, sodium, potassium, lithium, and aluminium dust. These fires burn at extremely high temperatures and can react violently with water or common extinguishing agents.
Recommended extinguisher types for Class D:
Class D dry powders (specialty formulations): Sodium chloride-based, graphite-based, or copper-based powders specifically engineered to smother metal fires and absorb heat.
Dedicated metal fire extinguishers: Labeled for the specific metal risk (e.g., “for titanium and magnesium”).
Safety notes:
Never use water or standard dry chemical extinguishers on metal fires; these can cause explosions or violent reactions.
Class D extinguishers are often required in metalworking plants, laboratories, and manufacturing facilities where metal dust or shavings are present.
Class K Fires and Kitchen Fire Extinguishers
Class K fires involve cooking oils and grease, common in commercial kitchens and restaurants. These fires are fed by hot oil and can reignite if the oil remains hot.
Recommended extinguisher types for Class K:
Wet chemical extinguishers: Use a solution (often potassium acetate-based) that cools the oil and creates a soapy layer (saponification) to seal the surface and prevent re-ignition.
Some multipurpose units are rated for K, but true kitchen safety relies on wet chemical units.
Safety notes:
Never throw water on a cooking oil fire; water causes oil to spit, spread flames, or produce explosive steam.
For home kitchens, a Class B-rated extinguisher or ABC multipurpose extinguisher may be acceptable, but commercial operations should always have Class K extinguishers. For more on flammable liquids and kitchens, see our fire safety for flammable liquid coverage.
How to Use a Fire Extinguisher Safely in an Emergency
Knowing the PASS method and when to fight a fire keeps you safe. If a fire is small, contained, and you have a clear exit, an extinguisher may be used. Otherwise, evacuate and call emergency services.
Steps for safe extinguisher use
Pull: Pull the pin to break the tamper seal.
Aim: Aim low, pointing the nozzle at the base of the fire.
Squeeze: Squeeze the handle to discharge the agent.
Sweep: Sweep the nozzle from side to side, covering the base until the fire is out.
Additional safety tips
Keep a clear escape route; never let the fire block your exit.
Maintain a safe distance, typically several feet, and step closer only as the flames diminish.
If the extinguisher empties and the fire continues, evacuate immediately.
After use, have the extinguisher recharged or replaced and report the incident as required.
Regular maintenance ensures an extinguisher will work under stress. Key maintenance tasks:
Monthly visual checks: Confirm the pressure gauge is in the green, the pin and seal are intact, and the unit is free of corrosion or physical damage.
Annual professional inspection: A trained technician should perform a comprehensive check each year.
Hydrostatic testing and recharge: Follow manufacturer timelines and legal requirements for pressure testing and recharging after use or on schedule.
Labelling and rating
Extinguishers carry class labels (A, B, C, D, K) and numerical ratings (e.g., 2A:10B:C) indicating relative extinguishing effectiveness. Learn what these symbols and labels mean to identify which class of fire extinguisher you need.
Where to install extinguishers
Place units near exits, in kitchens, workshops, garages, electrical rooms, and other high-risk areas. Mount at reachable heights and ensure signage and training are provided.
Final Verdict
To sum this up the Understanding of the classes of fire and fire extinguisher options is the foundation of practical fire safety. Match the extinguisher type to the fuel: water and foam for Class A, foam/CO2/dry chemical for Class B, non-conductive agents for Class C, specialized powders for Class D, and wet chemical for Class K. Use the PASS method for safe operation and maintain extinguishers with regular inspections and professional servicing. Choosing the right fire extinguisher saves time, limits damage, and most importantly, protects lives.
Frequently Asked Questions
What happens if the wrong fire extinguisher is used on a fire?
Using the wrong fire extinguisher can intensify the fire, spread flammable liquids, cause electrical shock, or produce explosive reactions (especially with metal fires). Always identify the class of fire before attempting to extinguish it.
How can I identify which class of fire extinguisher I need?
Identify the fuel type and check extinguisher labels and ratings. A multipurpose ABC extinguisher covers common risks (ordinary combustibles, flammable liquids, and electrical fires). For metal or kitchen oil risks, choose Class D or Class K extinguishers, respectively.
What do the symbols and labels on fire extinguishers mean?
Symbols show which classes of fires an extinguisher is rated to fight. Ratings (numbers and letters) indicate relative effectiveness; for example, a higher “A” number means greater capacity on ordinary combustibles. Learn these labels to choose the correct unit.
Where should fire extinguishers be installed for maximum safety?
Install near exits, at changes of level, in kitchens, garages, workshops, and electrical rooms. Ensure mounting height meets local codes, provide clear signage, and keep access unobstructed.
Can a single fire extinguisher be used for all types of fires?
No single extinguisher safely covers every class. Multipurpose ABC extinguishers handle many common risks, but Class D (metal) and Class K (kitchen oil) fires require specialised extinguishers. Choose extinguishers based on identified hazards.
New hotel fire safety regulations for historic building conversions spark debate over sprinkler requirements across the wider hospitality sector
The introduction of mandatory sprinkler systems in historic hotel conversions across Scotland has prompted fresh calls for wider hotel fire safety reforms, with industry figures questioning why the new requirements do not extend to all hotels.
The regulations, which came into force on April 6, require sprinkler systems to be installed in traditional buildings converted for hotel use. The move follows a series of fatal hotel fires and represents one of the most significant changes to hotel fire safety requirements in Scotland in recent years.
However, fire safety advocates argue the legislation has also highlighted a broader issue: while some converted historic hotels must now install sprinklers, there remains no general requirement for sprinkler systems in many modern, purpose-built hotels.
The changes stem from recommendations made following the fatal fire at Cameron House Hotel on Loch Lomond in 2017, which claimed two lives and prompted a major review of hotel fire safety standards. The tragedy exposed weaknesses in fire protection arrangements and led to calls for stronger suppression measures in buildings used to accommodate sleeping guests.
While the new rules have been welcomed as a positive step, attention has now turned to evidence suggesting fire risks are not confined to historic buildings.
Analysis commissioned by the Scottish Government as part of its review of sprinkler requirements found that hotels built using non-traditional construction methods experienced a higher frequency of fire incidents and greater levels of physical fire damage than traditional converted properties during the period studied.
The findings have prompted questions over whether future fire safety reforms should consider a wider range of hotel types rather than focusing solely on historic conversions.
The debate comes against a backdrop of continuing concern over hotel fire incidents across Great Britain. More than 400 hotel fires are recorded annually, according to industry figures, equating to more than one fire every day across a hotel stock of around 9,500 properties.
Advocates of wider sprinkler adoption argue that while the latest regulations address a specific area of risk, they do not resolve concerns about fire protection standards across the wider hospitality sector.
The issue has remained in the spotlight following the fatal fire at the New County Hotel in Perth in 2023, which claimed three lives and renewed scrutiny of fire safety arrangements in hotels.
Industry campaigners say Scotland has taken an important step by introducing mandatory sprinklers for historic hotel conversions, but believe the evidence supporting sprinkler protection should continue to be examined across all forms of hotel accommodation.
As the new regulations begin to take effect, attention is likely to focus on whether policymakers are prepared to consider further reforms aimed at expanding sprinkler requirements beyond traditional buildings.
The debate is expected to continue as fire safety professionals, hotel operators and government officials assess the impact of the new rules and the broader implications for guest safety across Scotland’s hospitality sector.
New passive fire protection CPD helps construction professionals navigate fire safety compliance in refurbishment and change of use projects
Passive fire protection specialist Promat has launched a new continuing professional development (CPD) programme designed to address the challenges of specifying and installing passive fire protection systems in refurbishment and change of use projects.
The new CPD has been developed to support architects, fire engineers and project teams working on renovation schemes, where complex existing structures, mixed-material construction methods and compliance requirements can create significant fire safety challenges.
Renovation projects frequently involve older buildings with unknown concrete grades, listed building restrictions, limited space and buildability constraints, all of which can make the application of fire testing standards more complex. Structural integrity is also a key concern where the condition of existing concrete and steel structures is uncertain or where additional protection is required to reduce the impact of potential fire damage.
The launch comes at a time when fire safety compliance is facing increased scrutiny, with stakeholders required to demonstrate a clear understanding of evolving standards and regulatory requirements.
Promat’s CPD explores the importance of structural protection and passive fire protection in achieving fire resistance requirements under Part B of the Building Regulations. It also outlines the compliance considerations associated with changing a building’s use, including the need to ensure appropriate fire protection measures are in place.
The programme covers structural protection strategies for concrete and steel-framed buildings, timber floors and the role of compartmentation in refurbishment projects. It highlights how effective compartmentation can help contain fire for a specified period, supporting safe evacuation and enabling emergency services to respond.
The CPD also explains how exposure to high temperatures can compromise the structural integrity of both steel and concrete, and how passive fire protection systems can provide critical protection for defined periods during a fire event.
In addition, participants will gain insight into solutions for common refurbishment challenges and learn how manufacturers can help demonstrate compliance where there may be gaps between standard fire testing and real-world building conditions.
Industry demand for specialist fire safety knowledge
Commenting on the launch, Joshua Slack, Commercial Director at Promat UK, said: “As a leading manufacturer of passive fire protection systems, Promat works closely with project teams, architects and fire engineers during the design stage of building projects to ensure the correct product is specified accurately to meet Part B of the Building Regulations.
“With space for new buildings often hard to find, especially in cities, and a growing awareness of the role renovation plays in supporting more sustainable building design, there is a clear demand for specialist knowledge in fire safety for property upgrades – and it is vital that this remains a priority in all building projects.
“This CPD addresses the complexities of providing passive fire protection for renovation and change of use projects to ensure fire safety is up to standard. It will equip participants with solutions for renovation-specific scenarios along with valuable insights and knowledge to accurately protect renovation projects.”
The CPD also addresses specialist challenges such as interfacing timber-joisted floors with structural steel beams and columns, as well as methods for preserving existing decorative ceilings in listed buildings while maintaining fire safety performance.
Bronto Skylift explains how aerial firefighting platforms support safer firefighter access, elevated suppression and improved operational control across urban, industrial and port environments
Fire and rescue services face incidents where restricted access and height can affect firefighter safety. Urban areas include tall buildings and façades that can be difficult to reach from ground level. Industrial sites, including ports and petrochemical facilities, add hazardous materials and restricted approach routes.
Their value is no longer defined only by height. A platform creates a safer operating position, places crews or monitors where they are needed and delivers extinguishing agents from a controlled location.
Why aerial firefighting platforms are designed for different operational risks
Fire risks vary between regions and operating environments. A municipal fire service in a dense city centre faces different demands from an emergency team protecting a refinery or port. The equipment must reflect those differences.
Truck-mounted aerial platforms have become an established option for fire departments because they combine extinguishing capacity with rescue capability. With vertical reach ranging from 28 to more than 100 metres and the ability to reach below ground level, they can be used across high-rise buildings and difficult access points.
Stefano Leporale, Fire & Rescue Director at Bronto Skylift, identifies versatility as the defining factor in urban response: “The urban landscape holds a multitude of structures requiring the utmost versatility from firefighting equipment. Versatility is the single most important benefit of an aerial platform.”
That versatility concerns configuration as well as movement. Pump capacity, water and foam systems, cage design and control options can be adapted to the risk the platform is expected to address.
Configuring aerial firefighting platforms for municipal and industrial response
Municipal and industrial firefighting place different technical demands on aerial equipment.
In municipal environments, platforms must support rescue and suppression at the same time. They need to be lighter and manoeuvrable, with the ability to work around confined streets and restricted access points. Integrated cage systems allow crews to work at height with their equipment, supporting rescue operations from a stable position.
In industrial environments, the main demand is often high-output suppression. Fires in petrochemical or oil and gas settings can involve hazardous materials and pressurised systems. These incidents require high water discharge capacity, foam application and the monitor positioned at a safe distance from heat or toxic atmospheres.
Industrial aerial platforms are often built with larger water and foam capacity and higher pump performance. In some industrial models, the rescue cage can be omitted in favour of water and foam towers, with powder systems added where the risk profile requires them.
How aerial firefighting platforms improve urban and industrial fire access
In a high-rise incident, internal access can be delayed, obstructed or unsafe. An aerial platform gives crews an external route to the working area and allows firefighting or rescue tasks to be carried out from a controlled elevated position.
The cage is central to municipal use. It allows personnel and equipment to be positioned at height, supporting rescue work and suppression without relying solely on internal stairwells or fixed systems.
Industrial incidents can develop in environments where direct approach exposes firefighters to radiant heat, toxic smoke or unstable structures. Aerial platforms reduce that exposure by placing the extinguishing system above or beyond the hazard.
In petrochemical and oil and gas operations, integrated foam systems allow elevated application onto pressurised tanks, loading racks or pipeline manifolds. Remote control and camera options allow the unit to be operated from a distance, keeping firefighters further from the hazard area.
Ports present a different set of access problems. Standard pumpers may struggle to reach parts of the incident ground, particularly where the target is above deck level or below the surrounding surface. An aerial platform gives fire and rescue services a way to apply water or foam from height onto ships or port-side structures.
How Hamburg Fire and Rescue Service uses the Bronto F70RPX
Hamburg Fire and Rescue Service provides a practical example of how an aerial platform can be configured around local operating conditions. The service operates one of the tallest aerial rescue platforms in Germany, the Bronto F70RPX, known locally as the TMF 70. The 70-metre platform was developed in close cooperation with Hamburg and tailored to the city’s requirements.
The F70RPX can operate in winds up to 12.5 m/s. An integrated anemometer monitors wind speed continuously and automatically limits movement if conditions exceed the safe threshold. The Bronto+ control system monitors outrigger width, boom angle, platform load and other operating parameters to support safe deployment.
For Hamburg, the platform was acquired to close a defined operational need. Lars Scheugl, Instructor at Hamburg Fire and Rescue Service, said: “The F70RPX is a great acquisition for us. It improves our ability to reach high places and is vital for the city of Hamburg.”
The platform provides a working height of 70 metres and a horizontal outreach of 33 metres. At 40 metres, the boom still delivers 28 metres of outreach, supporting up-and-over access across roofs and façades. The water monitor can provide a throw distance of up to 100 metres using water, foam or a combined mixture. The unit also includes an integrated Cobra Cutting System. This uses high-pressure water mixed with abrasive material to cut through walls or roofs from the outside, allowing crews to begin attacking a fire without entering the structure.
The Hamburg platform was jointly designed with technical coordination by Thorsten Ahrens, Technical Procurement of Hamburg Fire and Rescue Service. Scheugl and his team also contributed operational experience from special vehicle use and active firefighting.
This cooperation influenced control logic and cage layout. The aim was to produce a platform suited to Hamburg’s working environment, including industrial facilities and maritime exposure.
The result is a platform that supports work at height and below ground level. The hydraulic outrigger system and control mechanics support stability at full outreach or on uneven terrain.
Scheugl described how this applies in port conditions: “When we’re working here in the harbour, we often face accessibility issues involving ships and various harbour operations. With this unit we can perform rescue operations and other work below ground level.”
After initial training by Bronto Skylift, Hamburg Fire and Rescue Service developed a dedicated training programme for special-purpose vehicles. Clear control layouts and an intuitive control system helped crews bring the unit into service.
Why access and control remain critical in aerial firefighting operations
The role of an aerial platform is best understood through the operational problem it solves. Fire and rescue services need to place crews and extinguishing agents where ground access is limited, unsafe or too slow.
A municipal service may need cage capacity and manoeuvrability for rescue work. An industrial operator may need higher foam output and remote operation. A port authority may need reach above deck level and below quay level.
Height alone does not define capability. Outreach and stability shape how the equipment performs, along with below-ground access and extinguishing output.
Aerial platforms extend operational reach by allowing crews to work from a controlled distance from the hazard. Their value sits in creating access where it is restricted and maintaining control where conditions leave little margin for error.
Ahead of INTERSCHUTZ 2026, Streamlight® introduces new fireground lighting solutions and safety-rated products designed to improve visibility, coordination and operational safety across modern fire and rescue environments
Across fire and rescue operations, effective lighting supports visibility, safety and control in some of the most demanding working environments. It is a critical part of operational safety, situational awareness and effective decision-making.
From hazardous atmospheres and smoke-filled interiors to large incident scenes, responders require lighting tools that are matched to the task, the risk and the environment.
Streamlight® will be showcasing its latest fire industry product launches and wider professional lighting offerings at INTERSCHUTZ 2026, taking place from 1 to 6 June 2026 in Hannover, Germany.
Visitors will be able to see the Streamlight® products on Stand H37, Hall 27, including a broad selection of safety-rated and general fireground lighting solutions.
New fireground lighting solutions from Streamlight®
Streamlight® recently expanded its professional fire and emergency response offerings with two new products announced at FDIC International. The Portable Scene Light III and LiteBox® 1Million® add further capability to the company’s portfolio, supporting both wide-area scene illumination and long-range search applications.
The Portable Scene Light III builds on the capabilities of the Portable Scene Light and Portable Scene Light II, which came before it. It is a rugged, waterproof, high-lumen portable lighting solution designed for demanding emergency scenes, job sites and first responder applications.
Featuring twelve powerful LEDs with wide-pattern reflectors, it delivers a uniform beam for maximum coverage, helping crews illuminate large working areas quickly and effectively.
With three adjustable brightness levels, the Portable Scene Light III can be adapted to suit the operational requirements. On High, it delivers 10,000 lumens, 121,000 candela and a 696 metre beam distance, with a run time of two hours.
Medium provides 5,000 lumens, 61,100 candela and a 494 metre beam distance, running for four hours, while Low offers 2,500 lumens, 38,000 candela and a 390 metre beam distance, with an eight hour run time.
Designed for flexibility in the field, the Portable Scene Light III supports multiple power options, including a swappable Streamlight® SL-P6™ Lithium-Ion battery pack, dedicated charger, AC power supply or DC power source. Its light head offers 360° rotation and 180° pivoting, giving crews a full range of motion to direct illumination exactly where it is needed.
The included wireless remote controls all functions from up to 75 feet away and can be paired with multiple lights for simultaneous use. The modular design allows the light head to be used with or without the heavy-duty tripod, supporting both elevated scene lighting and more flexible close-range deployment.
With rugged construction, IPX7 waterproof rating with the battery installed, reversible spiked tripod feet and an integrated carry handle, the Portable Scene Light III is built for all-weather use across demanding emergency environments.
For long-range search and scene lighting, the LiteBox® 1Million® provides a powerful new option within the Streamlight® line-up. It is a rugged, heavy-duty, rechargeable and fully portable high-intensity search light/scene light engineered for demanding professional use.
Delivering 1.25 million candlepower, it emits a focused beam capable of illuminating objects up to 1.39 miles away, while also providing peripheral light for broader visibility.
The LiteBox® 1Million® offers High and Low modes. On High, it delivers 3,300 lumens, 1,250,000 candela and a 2,236 metre beam distance, with a run time of 4.5 hours. On Low, it provides 525 lumens, 200,000 candela and an 894 metre beam distance, with a run time of 22.5 hours.
Its articulating light head pivots 135° and rotates 270°, allowing users to position the beam for long[1]range identification, scanning and scene support.
For fire and rescue teams, the LiteBox® 1Million® is particularly valuable in outdoor searches, perimeter assessment, waterway operations, large incident grounds and other situations where long-distance visibility is essential.
Its rechargeable lithium-ion power system, integrated battery status indicator, heavy-duty shoulder strap and IPX4 water-resistant design make it a practical tool for demanding professional use.
Together, these products are impressive new additions to an already strong selection of fire lighting solutions offered by Streamlight®.
Why safety-rated fireground lighting matters
Alongside these new additions, Streamlight® offers a comprehensive selection of fire lighting tools designed for hazardous environments. In areas where flammable gases, vapours or dust may be present, safety-rated lighting is essential. Streamlight® ATEX and HAZ-LO® products are designed for defined hazardous location use, helping fire and rescue professionals select equipment suited to the risks they face.
For turnout gear and right-angle lighting, the Survivor® X ATEX and Survivor® Pivot ATEX are core firefighter lights designed to clip directly to gear, providing hands[1]free illumination in smoke-filled or confined environments.
The Survivor® X ATEX is Zone 0 and Zone 20 rated, while the Survivor® Pivot ATEX provides a versatile right-angle light with a pivoting head, allowing users to direct light where needed during operations. Both are available as Alkaline or Rechargeable systems.
For hazardous location scene lighting and lantern use, the Vulcan® 180 HAZ-LO® ATEX and Vulcan® LED ATEX provide portable, rechargeable lighting options. The Vulcan® 180 HAZ-LO® ATEX features an articulating head that allows the beam to be aimed where required, while the flat base allows the light to stand on its own for scene lighting.
The Vulcan® LED ATEX offers a lightweight lantern option with a tight beam suited to firefighting applications.
Compact handheld and inspection lighting also plays an important role in hazardous environments. The Dualie® 3AA ATEX provides both forward-facing and downward-facing beams, with Spot, Flood, and Spot and Flood modes for inspection and area lighting.
The 2AA ProPolymer® HAZ-LO® ATEX flashlight adds a lightweight, waterproof, intrinsically safe option for inspections, equipment checks and general navigation in hazardous locations.
For hands-free use, the Enduro® Pro HAZ-LO® ATEX headlamp supports firefighters during technical work, rescue operations and equipment handling. With spot/flood combo, spot and flood modes, it allows users to maintain visibility while keeping both hands free.
Fireground lighting tools for search, rescue and incident response
Not every fireground task takes place in a hazardous atmosphere, and Streamlight® also offers a broad selection of non-safety rated lighting tools for general firefighting, rescue and outdoor operations.
The Portable Scene Light and Portable Scene Light II, predecessors to the new Portable Scene Light III, support rapid deployment at incident scenes, helping crews illuminate wide working areas, staging zones, road traffic collisions and outdoor operations. Portable scene lighting is essential for reducing trip hazards, improving coordination and establishing safe work areas during extended incidents.
For long-range search and assessment, the Waypoint® 400 offers powerful directional lighting. Its portability and long run time make it well suited to searching, scanning and identifying hazards at distance, particularly during night operations or low-light outdoor incidents.
Helmet-mounted and hands-free lighting also remains important during close-range tasks. The Vantage® provides compact, helmet-mounted illumination for firefighting and industrial use, delivering a focused beam designed to cut through smoke and haze while supporting visibility and awareness in demanding, low-light environments.
Together, these products demonstrate how fireground lighting is not about relying on one device, but about building a layered
approach. Scene lights provide wide-area visibility, lanterns and right-angle lights support movement and task work, headlamps and helmet lights keep hands free, and handheld spotlights provide reach for search and assessment.
Visit Streamlight® at INTERSCHUTZ 2026
INTERSCHUTZ will provide an opportunity for professionals to see the latest technologies, equipment and solutions shaping the future of emergency response.
Streamlight® will be exhibiting at Stand H37, Hall 27, where visitors will be able to explore the company’s latest product launches, including the Portable Scene Light III and LiteBox® 1Million®, alongside its wider fire lighting offering. The stand will provide visitors the opportunity to see how Streamlight® products support real-world fire and rescue operations. Visitors can also expect added activity on the stand, including a social media competition to win a Streamlight® product. For fire and rescue professionals attending, the show provides the ideal opportunity to meet the team, see the latest products and explore lighting solutions designed for the demands of modern emergency
Many older buildings still carry fire detection systems that were never designed for how people live in those spaces today. Some rely on standalone alarms installed years ago. Others still use aging battery-powered units that do not communicate with each other at all. The problem is easy to overlook until a real emergency exposes the gaps.
Research from the National Fire Protection Association (NFPA) found that nearly 59% of home fire deaths happened in properties with either no smoke alarms or alarms that were not working properly. At the same time, around 84 million homes built before 1993 still depend on isolated battery-powered alarms or outdated detection setups instead of modern interconnected systems.
That is one reason wireless smoke alarms have become a popular choice for retrofit projects. They give property owners and installers a way to improve coverage without opening walls or running large amounts of new wiring through finished spaces. In older homes, occupied buildings, and renovation projects, that flexibility matters.
Still, retrofit installations bring challenges that rarely appear in product brochures. Signal interference, battery dependency, compatibility issues, false alarms, and compliance concerns can all create problems after installation if the system is not planned carefully.
This blog looks at the real-world challenges behind wireless smoke alarms in retrofit environments, including where these systems work well, where they struggle, and what building owners should consider before upgrading older properties.
Why Wireless Smoke Alarms Are Preferred for Retrofits
Most retrofit projects start with the same problem. The building was never designed for modern interconnected alarms, but opening walls and ceilings to add new wiring creates another layer of work nobody wants to deal with. That is why wireless smoke alarms have become common in older properties. Installers can connect alarms without running cables through finished spaces, which makes upgrades far less disruptive in occupied homes, apartment buildings, and renovated structures.
In many retrofits, the issue is not installing the alarm itself. It works around thick walls, older layouts, decorative ceilings, or spaces that have already been remodeled several times over the years. Wireless fire alarm systems make that process more manageable because they do not tie placement directly to existing wiring routes.
They also help reduce some practical installation problems:
less damage to walls and ceilings
shorter installation time
easier upgrades during future renovations
simpler setup for interconnected smoke alarms
That interconnection matters in larger buildings. If one unit detects smoke, the connected alarms activate throughout the property. Older standalone systems cannot always provide that level of coverage. Cost is another reason retrofit smoke alarm systems are widely used. The devices themselves may cost more upfront, but property owners often save money on labor and post-installation repairs.
Still, wireless installation advantages come with disadvantages. Signal reliability, battery dependency, and long-term maintenance can all become issues later, especially in older buildings with concrete walls or interference-heavy environments.
Why Is Battery Dependency a Major Concern?
Wireless smoke alarms usually make retrofit installation easier. The harder part starts later, once the system has been sitting in the building for a few years, and somebody still needs to keep every unit maintained properly. That sounds simple at first. In reality, it often is not.
In older properties, alarms may be spread across multiple floors, loft conversions, stairwells, or areas people rarely think about day to day. Over time, battery checks get delayed. Testing schedules become inconsistent. A low-battery chirp might get ignored for weeks because nobody knows which alarm is causing it.
Some studies have estimated that roughly 20% of U.S. homes had smoke alarms installed, but none of them were working properly, often because batteries were dead or missing. That is part of the reason smoke alarm battery maintenance still becomes a major issue in retrofit environments, even with newer systems.
The problem grows in buildings using several interconnected units. More alarms usually mean more maintenance responsibility. Some owners also assume long-life battery-powered smoke alarms no longer need regular attention, which creates another issue later when devices are not checked as often as they should be.
Older buildings can make maintenance harder, too. High ceilings, awkward layouts, and difficult access points turn simple upkeep into something people keep postponing until there is an obvious problem. The concern is not really about batteries alone. It is a fact that wireless systems depend heavily on consistent long-term upkeep. If maintenance slips over time, reliability can slip with it.
Wireless vs Hardwired Smoke Alarms in Retrofits
In retrofit work, the decision between wireless and hardwired alarms is usually less about which system is better and more about what the building can realistically handle. Some older properties make rewiring painfully difficult. Others are already under major renovation, so adding new cabling is not as disruptive as it would be in a finished home or occupied building.
Factor
Wireless
Hardwired
Retrofit installation
Less disruptive
Requires more rewiring
Expansion
Easier to extend later
More difficult to modify
Power source
Battery dependent
Connected to mains power
Installation speed
Faster in finished spaces
Slower during retrofits
Ongoing upkeep
Regular battery checks
Electrical system maintenance
Several retrofit smoke alarm systems lean toward wireless simply because the installation process is easier to manage in older spaces. Installers are not opening ceilings across multiple rooms or trying to route wiring through layouts that were never designed for modern interconnected systems in the first place. Hardwired setups still work well in some projects, though. Especially if walls are already open during construction or the building already has infrastructure that supports the upgrade without creating extra repair work afterward.
Some properties end up using wireless and hybrid alarm systems instead of sticking fully to one approach. That happens quite a bit in buildings that have been renovated in stages over the years, where one section supports hardwired upgrades and another part does not. In the end, retrofit decisions tend to become very building-specific. What works smoothly in one property can turn into a complicated installation in another.
How Reliable Are Interlinked Wireless Smoke Alarms?
One of the biggest reasons people choose wireless interlinked smoke alarms in retrofit projects is the added warning coverage across the building. If one alarm detects smoke, the connected units activate together instead of sounding only in a single room. In older homes with multiple floors, converted spaces, or closed-off layouts, that wider alert system can make a real difference.
At the same time, reliability depends heavily on the building itself. Some retrofit environments simply create more communication challenges than others. Thick masonry walls, metal framing, and large floor layouts can sometimes weaken signals between interconnected smoke alarms, especially in properties that were never designed around modern wireless systems. A few building conditions tend to create the most problems:
thick concrete or masonry walls
metal-heavy structures
larger multi-floor layouts
interference-heavy environments
That does not mean radio-interlinked smoke alarms are unreliable. In many retrofit projects, they perform very well when the system is planned properly and tested consistently after installation. Placement matters more than some people expect, particularly in buildings where room layouts have changed several times over the years.
This is also where newer wireless smoke alarm technology has improved quite a bit. Modern systems are generally better at maintaining communication between alarms across larger spaces than older wireless models were. Still, no system works perfectly in every property, especially in buildings with unusual layouts or structural limitations. Much of long-term reliability comes down to how the system performs after everyday use begins. Small communication issues, missed testing, or poorly positioned alarms may not appear immediately after installation, which is part of the reason some problems only become noticeable later.
Common Wireless Smoke Alarm Problems After Installation
Many wireless smoke alarm problems do not appear during installation. The system may seem completely fine at first, then smaller issues start showing up months later, after the alarms have been exposed to everyday use, dust buildup, changing temperatures, and inconsistent maintenance.
False alarms are one of the complaints people notice first, especially in retrofit buildings where detector placement is not always ideal. Kitchens, steam-heavy areas, and poorly ventilated hallways can trigger repeated activations if alarms are installed too close to normal daily activity. After a while, some occupants stop reacting as seriously because the alarms go off too often. That is usually when false alarm challenges start becoming a bigger problem than expected.
Other issues develop more gradually. Dust from renovation work, older ceilings, or aging ventilation systems can slowly affect sensors over time. A chirping detector may not feel urgent initially, but missed battery replacements and neglected devices can eventually interfere with how interconnected smoke alarms communicate across the property.
In many retrofit projects, the same kinds of problems keep appearing. Nuisance alarms near kitchens, sensors clogged with dust, devices dropping off the network, or older alarms struggling to work consistently with newer wireless smoke alarms after partial upgrades.
Smoke alarm installation challenges can also show up later when buildings are renovated in stages over several years. A system may connect properly during setup, but long-term consistency becomes harder once different generations of equipment start operating together across the same property.
Most of these issues are manageable. The difficulty is that they usually build slowly, which makes them easy to ignore until inspections, maintenance checks, or an actual emergency expose the problem later on.
What Fire Safety Compliance Issues Affect Retrofits?
A lot of retrofit compliance problems start with one simple issue: older buildings were never designed around the fire safety expectations used today. Many still rely on outdated standalone alarms, partial upgrades, or layouts that no longer match how the building is currently being used.
That becomes more complicated during renovation work. A property may begin with a relatively small upgrade, then newer fire safety requirements start applying once additional changes are made to the building. In some retrofit smoke alarm systems, the challenge is not installing the alarms themselves. It is making sure the entire setup still meets current expectations for coverage, interconnection, and ongoing testing.
Wireless smoke alarms are often used in these situations because they make upgrades easier without major structural disruption. Even then, compliance is not always straightforward in older properties that have been renovated in stages over many years. Different generations of alarms, partial rewiring, and inconsistent placement can create gaps that are difficult to spot until inspections happen later.
A few issues appear repeatedly in retrofit projects:
outdated standalone alarms
inconsistent detector placement
mixed-generation systems
missing inspection records
Some buildings also run into problems when newer wireless smoke detection systems are added onto older infrastructure that was never designed to support interconnected coverage across the entire property. In many retrofit projects, compliance ends up becoming an ongoing process rather than a one-time upgrade. The earlier the system is planned around the building’s actual layout and long-term use, the fewer complications usually appear later.
Choosing the Right Wireless Smoke Alarm System
By the time most retrofit projects reach the alarm stage, the building has usually already gone through years of changes. Rooms get added, layouts shift, and older systems stay in place longer than expected. That is why choosing wireless smoke alarms is not always just about picking a newer system and installing it everywhere.
Some retrofit smoke alarm systems work perfectly in smaller properties, but then become difficult to manage in larger buildings with separated floors or awkward layouts. In older homes, especially, little things start mattering more than people expect. A detector placed too high to reach easily might not seem like a problem during installation, but it becomes one later when testing and maintenance get delayed.
Future renovations can complicate things, too. A property that feels finished now may still end up with another converted room, an extension, or part of the layout changing again a few years later. Wireless fire alarm systems that are easier to expand usually hold up better in buildings that keep changing over time.
Compatibility matters more than most people realize. Some older alarms stay in place while newer wireless units get added gradually, which can create inconsistencies later if the system was never planned as a whole. Many retrofit decisions end up being more practical than technical in the end. The system that works best long-term is usually the one that fits the building realistically, not necessarily the one with the longest list of features.
Conclusion
Wireless smoke alarms have made retrofit work much easier in buildings where new wiring would create too much disruption or cost. That is a big reason they are now widely used in older homes, apartment buildings, and renovation projects where layouts have changed over time. The difficult part is that retrofit systems rarely stay simple once the installation is finished. Older properties tend to keep evolving, and small issues with maintenance, placement, or system consistency often appear gradually rather than all at once. In most retrofit projects, the systems that hold up best long-term are usually the ones planned around the building realistically from the start, not just the ones that were quickest to install.
FAQs
Are wireless smoke alarms reliable in older homes?
Yes, although older homes sometimes make placement harder. Thick walls, converted rooms, or added extensions can affect how well wireless smoke alarms communicate across the property.
Do wireless smoke alarms work during power outages?
They do. Most wireless smoke alarms keep running during power outages because the system relies on battery power instead of the building’s electricity alone.
What causes wireless smoke alarms to lose connection?
Usually, it comes down to the building layout. Concrete walls, metal structures, long distances between alarms, or weak batteries can interrupt communication between interconnected units.
Are wireless smoke alarms better than hardwired systems for retrofits?
In many retrofit projects, they are easier to install because there is less rewiring involved. Hardwired systems still make sense in some buildings already undergoing larger electrical upgrades.
How often do wireless smoke alarm batteries need replacement?
That depends on the alarm model. Some battery-powered smoke alarms use sealed long-life batteries, while others need replacement sooner and regular testing over time.
Can wireless smoke alarms be installed without professional help?
Some smaller homes can install them fairly easily. Larger retrofit properties usually need more planning, especially when multiple alarms must stay interconnected across several floors or converted spaces.