Wireless Fire & Life Safety BS 5839 & EN 54 Certified
Certified BS 5839 and EN 54 compliant wireless fire detection and life safety systems for homes and businesses. Smart interlinked smoke, heat, and CO detectors with instant smartphone app alerts.
“Friendly, knowledgeable and tidy install. Gary knows his craft inside out — transparent pricing, spotless work and tested to perfection.”
Verified Customer • Checkatrade ReviewAjax FireProtect 2: Grade D1 Life Safety with Zero False Alarms
Traditional smoke alarms often sound from cooking steam and kettles. Ajax FireProtect 2 stops these false alarms. It uses dual blue and infrared LEDs to scan the air. The sensor checks smoke particles in real time. It ignores steam, dust, and water vapor. You get rapid fire detection without annoying false alarms.
Certified wireless fire alarm installation from ADI Communications starts from £495 fitted. Fully compliant with BS 5839-6 (Grade D1/LD2) for domestic properties and rental HMO licensing. Lead Engineer Gary Pearce installs interlinked optical smoke, heat, and carbon monoxide detectors with 10-year sealed lithium backup batteries and issues official completion certificates.
AC Mains with 10-Yr Sealed Backup
This system meets all council HMO rules. It runs on standard mains power. A sealed lithium backup battery lasts ten years. Tenants cannot remove or tamper with the battery. It keeps your property fully compliant.
Dual-Spectrum Smoke Chamber
The sensor uses blue and infrared LEDs to scan the air. It checks particle size instantly. The unit ignores steam, hairspray, and kitchen dust. It sounds only for real fires. This stops annoying false alarms for good.
Interconnected Radio Mesh
When one sensor detects smoke, all alarms sound together. They link via direct radio signals in under 20 seconds. Built-in 85dB sirens wake sleeping residents across all floors. The system works even if your home Wi-Fi stops.
Commercial Grade EN 54-25 Wireless Fire Systems
Protect your commercial site with zero cable trunking. We fit wireless fire alarms in offices, shops, and schools. We also safeguard Grade listed heritage properties. You get robust fire safety without drilling into historic walls.
EN 54 Manual Call Points
These red manual call points mount cleanly on any wall. They feature resettable test keys and bright LED lights. Staff can raise an alert instantly. They meet all BS 5839-1 commercial life safety rules.
Heritage & Listed Properties
Heritage officers often ban plastic conduit and wall drilling. Our wireless sensors protect historic buildings. They fit neatly on timber beams and lime plaster. You preserve antique architecture while meeting full fire rules.
Construction Sites & Grids
Keep your building site safe with mobile fire stations. These battery units need no mains wiring. Move them easily as your build progresses. Each station features a manual call point and a loud 105dB strobe siren.
BS 5839-1 & BS 5839-6 Compliance Standards Across England
Life safety systems in England must follow British Standards and the Fire Safety Order. Modern wireless systems hold full approval under EN 54-25 and BS 5839-6 Grade D1. You get complete legal compliance with zero cable damage to your building.
Wireless Fire Alarm Query Clusters & Standards in the UK
Property owners search for exact fire safety solutions. We match your building to British Standards. We install Grade D1 alarms for HMO landlords. We also fit commercial EN 54 systems for offices and shops. Each setup delivers 100% wireless reliability with zero mess. Explore our core service clusters below to find the right fire alarm for your site.
Commercial Fire Alarms
Commercial sites need reliable life safety. We install BS 5839-1 systems for offices, shops, and warehouses. Our wireless panels connect to red manual call points and strobe sirens. You get robust protection with zero conduit.
HMO Landlord Alarms
Private landlords must meet strict council rules. We fit BS 5839-6 Grade D1 systems for HMO properties. Detectors use mains power with sealed 10-year lithium backup batteries. You receive full Category LD2 certificates on the day.
Heritage & Listed Buildings
Listed buildings need careful protection. Heritage officers ban wall drilling and plastic trunking. Our wireless detectors fit neatly on lime plaster and oak beams. You protect your historic building while meeting full safety rules.
False Alarm Immunity
Nuisance alarms disrupt homes and workplaces. Ajax FireProtect 2 uses dual blue and infrared LEDs to scan smoke particles. The sensor ignores cooking steam, kettles, and aerosols. You stay safe from fire without false alarms.
Complete Query & Hardware Standard Directory
Customers searching for commercial installations require BS 5839-1 Grade A or EN 54-25 radio systems. We install addressable wireless control panels, red manual call points, and visual strobe alarms across the UK.
Related: commercial fire alarm cost, radio fire systems UK, office fire safety.HMO landlords searching for council licensing compliance require BS 5839-6 Grade D1 Category LD2 protection. We fit mains-powered interconnected sensors with 10-year lithium batteries, satisfying all municipal housing officers.
Related: HMO smoke alarms, landlord fire certificate, Grade D1 Category LD2.Homeowners seeking false-alarm-free detectors benefit from Ajax FireProtect 2 dual-spectrum optical sensors. Blue and infrared LEDs tell real smoke from kitchen steam, operating across an independent radio mesh.
Related: steam proof smoke alarm, Ajax FireProtect 2 installation, radio mesh alarm.
Full British Standards Compliance.
Zero Disruption. Zero Mess.
We provide complete safety sign-off for every job. You receive a formal BS 5839 certificate and full device map. We hold ten million pounds in public liability insurance. Enjoy total peace of mind.
Traditional Hardwired vs Modern Wireless Fire Systems
Compare traditional wired alarms with modern wireless safety systems. See why wireless saves time, cuts costs, and protects your building.
| Engineering Factor | Traditional Hardwired | Ajax Wireless Grade D1 |
|---|---|---|
| Installation Method | Wall chasing, drilling, plastic mini-trunking along cornices | Non-destructive SmartBracket mounting, zero cable runs |
| Typical Installation Time | 2 to 4 days with property disruption and dust | 3 to 5 hours turnkey (residential / HMO) |
| False Alarm Immunity | Single optical chamber triggers easily from steam | Dual-spectrum optical chamber ignores steam & aerosols |
| HMO Compliance | Meets BS 5839-6 but damages rental interior fabric | 100% compliant with BS 5839-6 Grade D1 Category LD2 |
| Post-Install Redecoration | Plastering, painting, and repainting required | Zero redecoration required; leaves pristine surfaces |
| Smart App Monitoring | Requires expensive third-party diallers or retainers | Free Ajax smartphone app with instant push alerts |
Transparent Wireless Fire Alarm Pricing
We offer clear fixed prices for homes, landlords, and businesses. Every quote includes supply, fitting, and full testing. You receive your official BS 5839 certificate upon completion with no hidden fees.
Grade D1 Home
- ✓ 1x Hallway Smoke Detector
- ✓ 1x Landing Smoke Detector
- ✓ 1x Kitchen Heat Detector
- ✓ Interconnected Radio Mesh
- ✓ BS 5839-6 Certificate
Landlord LD2 Pack
- ✓ Grade D1 AC Mains Detectors
- ✓ 10-Yr Sealed Lithium Backup
- ✓ Escape Route Smoke Coverage
- ✓ Communal Kitchen Heat Sensor
- ✓ Full Council Sign-off Certificate
Office & Retail Grid
- ✓ Ajax Hub Plus Fire Controller
- ✓ 4x Wireless Multi-Sensors
- ✓ 2x Manual Call Points
- ✓ 1x 105dB Strobe Sounder
- ✓ BS 5839-1 Commissioning
Multi-Zone Network
- ✓ Multi-Building Long-Range Links
- ✓ Grade I/II Listed Building Consent
- ✓ 24/7 ARC Monitoring Integration
- ✓ Up to 200 Wireless Nodes
- ✓ Free Site Engineering Survey
Wireless Fire & Life Safety Alarm Systems Across Northern England & Midlands
Certified BS 5839 / EN 54 interlinked wireless optical smoke, heat, and carbon monoxide detector systems for domestic homes, holiday lets, HMOs, and trade units. Gary Pearce operates fully equipped mobile engineering service vans across all 30 primary metropolitan hubs below with rapid dispatch and transparent fixed trade pricing.
West Yorkshire Hub
5 Operating CentresCity Centre, Financial District, University, Little London, Burley, Woodhouse...
City Centre, Little Germany, Eccleshill, Undercliffe, Fagley, Barkerend, Bradford Moor...
Halifax Town Centre, Savile Park, Illingworth, Mixenden, Mount Tabor, Pellon, Boothtown, Hipperholme, Lightcliffe, Northowram, Shelf, Southowram, Skircoat Green...
Huddersfield Town Centre, Hillhouse, Birkby, Brackenhall, Bradley, Deighton, Fartown, Lindley, Marsh, Milnsbridge, Oakes, Paddock, Salendine Nook...
Wakefield City Centre, Alverthorpe, Eastmoor, Sandal, Agbrigg, Belle Vue, Calder Grove, Crigglestone, Lupset, Thornes, Walton, Tingley, Ardsley, Lofthouse, Robin Hood, Stanley...
South & North Yorkshire Hub
4 Operating CentresSheffield City Centre, Highfield, Park Hill, Manor, Neepsend, Netherthorpe...
Doncaster Town Centre, Intake, Wheatley, Belle Vue, Armthorpe, Edenthorpe, Kirk Sandall...
York City Centre, Fishergate, Fulford, Heslington, Osbaldwick, Bishopthorpe, Copmanthorpe, Dringhouses...
Harrogate Town Centre, Bilton, High Harrogate, Duchy, Oatlands, Pannal Ash, Rossett, Saints, Hookstone, Killinghall, Ripley, Hampsthwaite, Birstwith, Spofforth, Follifoot, Pateley Bridge, Nidderdale...
Greater Manchester & Lancashire
8 Operating CentresManchester City Centre, Piccadilly, Northern Quarter, Deansgate, St Ann's Square, Salford, Castlefield...
Preston City Centre, Avenham, Broadgate, Fulwood, Ashton-on-Ribble, Ingol, Ribbleton, Garstang, Longridge, Broughton, Barton...
Blackburn Centre, Brownhill, Ramsgreave, Rishton, Wilpshire, Blackburn West, Mellor, Pleasington, Mill Hill, Witton, Darwen, Lower Darwen, Hoddlesden, Tockholes...
Blackpool Town Centre, North Shore, Bispham, Layton, Marton, Grange Park...
Bolton Centre, Smithills, Halliwell, Heaton, Bradshaw, Breightmet, Harwood, Tonge Fold, Daubhill, Deane, Great Lever, Little Lever...
Oldham Town Centre, Chadderton, Royton, Shaw, Saddleworth, Greenfield, Uppermill, Delph, Dobcross...
Stockport Town Centre, Davenport, Great Moor, Heaviley, Edgeley, Adswood, Bridgehall...
Wigan Town Centre, Haigh, Ince, Swinley, Aspull, Abram, Hindley, Platt Bridge, Worsley Mesnes, Hawkley Hall, Pemberton...
Cheshire, Midlands & North East
13 Operating CentresWarrington Town Centre, Paddington, Woolston, Blackwood, Padgate, Winwick, Fearnhead, Birchwood, Culcheth, Glazebury, Croft...
Chester City Centre, Blacon, Higher Ferry, Backford, Chester, Elton, Hoole, Ince, Mickle Trafford, Moston, Upton, Boughton, Christleton, Huntington, Tarporley, Tattenhall, Waverton...
Crewe North, Haslington, Leighton, Crewe South, Wistaston, Woolstanwood, Audlem, Madeley, Betley...
Nottingham City Centre, Lace Market, West Bridgford, Sneinton, The Meadows, Carlton, Mapperley, St Ann's...
Derby City Centre, Mickleover, Chaddesden, Oakwood, Spondon...
Liverpool City Centre, Baltic Triangle, Commercial District, Vauxhall, Waterfront, Everton...
Hull City Centre, Wincolmlee, Spring Bank, Anlaby Road...
Lincoln Centre, Burton, Saxilby, Bailgate, Cathedral Quarter, Nettleham, Welton, Fiskerton, Reepham, Cherry Willingham...
Newcastle City Centre, Quayside, Jesmond, Gosforth, Kingston Park...
Sunderland City Centre, Ashbrooke, Hendon, Ryhope, Grangetown, Chapelgarth, Doxford Park, Gilley Law, Silksworth, Tunstall...
Durham City Centre, Gilesgate, Shincliffe, Framwellgate Moor, Chester-le-Street, Pelton, Ouston, Chester-le-Street, Birtley...
Darlington Town Centre, Haughton-le-Skerne, Middleton St George, Hurworth, Piercebridge, Mowden, Cockerton, West End, Faverdale...
Middlesbrough Town Centre, Brambles Farm, Thorntree, Park End, Grove Hill, Longlands...
Looking for Your Specific Outward Postcode?
Our engineering vans cover thousands of outward postcodes and rural outlying villages. Explore our complete master coverage directory.
Frequently Asked Questions About Wireless Fire Alarms
Clear, direct answers regarding British Standards compliance, landlord HMO licensing, and wireless mesh life-safety technology.
Are wireless fire alarms legally accepted for HMO licensing in the UK?
Yes. Radio-interlinked fire alarms are fully legal for HMO licensing under BS 5839-6 Grade D1 rules. Systems like Ajax FireProtect 2 include a sealed 10-year lithium backup battery. Local housing teams and building control in the UK approve them for Category LD2 compliance.
How quickly can a wireless fire alarm system be installed in the UK?
Most domestic homes and HMO properties in the UK are fitted, tested, and certified in 3 to 5 hours. We test every sensor and hand over your certificate before leaving. Commercial sites take 1 to 2 days with zero disruption to daily trade.
What happens if broadband or Wi-Fi drops out during a fire in the UK?
The fire alarm does not rely on home Wi-Fi. Ajax FireProtect 2 sensors link by a direct radio mesh signal. When one detector senses fire, all alarms sound together in under 20 seconds. The system works normally even during power cuts or broadband loss.
How do wireless fire alarms reduce nuisance false alarms from cooking steam and toast?
Yes. Ajax FireProtect 2 stops nuisance false alarms. It uses dual blue and infrared LEDs to scan smoke. The smart sensor tells cooking steam from real smoke particles. It also ignores aerosol sprays and dust, so alarms sound only when danger is real.
Can wireless fire alarms be installed in listed heritage properties in the UK?
Yes. Wireless systems are ideal for listed and historic buildings in the UK. Conservation rules ban wall drilling and plastic conduit. Our wireless sensors mount cleanly with tiny surface fixings. You protect antique ceilings and oak beams while meeting modern fire standards.
How does wireless fire alarm monitoring work: Self-Monitoring vs ARC in the UK?
Self-monitoring sends instant alerts to your phone for free. You see which room triggered the alarm right in the app. For commercial sites in the UK, we link your system to a certified 24/7 UK monitoring station. They alert the fire service automatically when required.
Do wireless fire alarm installations satisfy UK landlord and commercial insurance requirements in the UK?
Yes. All our installations follow BS 5839 standards. We provide BS 5839-6 Grade D1 systems for HMO landlords and BS 5839-1 for commercial premises in the UK. You receive an official commissioning certificate and device log to satisfy insurers and council officers.
What is the difference between Grade D1 and Grade D2 fire alarm systems?
Grade D1 alarms run on mains electricity with a sealed ten-year lithium backup battery. Grade D2 alarms use loose 9V batteries that tenants can remove. Most councils insist on Grade D1 for HMO properties because the backup batteries cannot be removed or disabled.
What decibel alarm sound output is required in bedrooms for HMOs in the UK?
British safety rules require at least 75dB at the bedhead with bedroom doors shut. Ajax FireProtect 2 units produce 85dB at three metres. In larger HMO properties in the UK, we fit extra wireless sounders in hallways to ensure all occupants wake up quickly.
How often must wireless fire alarm systems be tested and serviced?
You can test domestic and HMO alarms weekly using the test button or your smartphone app. Commercial premises require inspection by a qualified engineer every six months under BS 5839-1. All service visits and checks must be recorded in your fire logbook.
Can battery-operated wireless fire alarms be used on construction sites?
Yes. Standalone wireless fire points provide robust protection on building sites. They run on long-life batteries without mains power. Workers can press the manual call point to sound a loud 105dB strobe siren. You can easily move each station as your build progresses.
Does cold weather, humidity, or steam trigger false alarms with Ajax FireProtect 2?
No. The sensor chamber is chemically sealed against moisture. It ignores water droplets, humidity, and fine dust. The heat sensor activates only if ambient room temperature passes 64°C or climbs by more than 10°C in one minute.
Book Your Wireless Fire Alarm Installation in the UK
Speak directly with Gary Pearce for fast turnarounds, transparent fixed pricing, and certified BS 5839 commissioning.
