A back view of electrician installing fire alarm system.
A back view of electrician installing fire alarm system.

Find reliable local fire alarm services in London

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4.0

Great rating - 4/5 (13330+ reviews)

For local fire alarm installation services

  • Fire alarm installation
  • Fire alarm wiring
  • Fire system service
  • Fire alarm repair
  • … or anything else
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Best rated Fire Alarm Installation experts near me

Recent Fire Alarm Installation reviews in London

Great service - very helpful and got the job done super quickly.

Disconnect my fire alarm

£25

Very patient and lovely guy, thanks Hakan!

Change my fire alarm batteries

£50

Excellent work! Would definitely recommend Marco!

Door shaved down + fire alarm / lock / curtain installed

£100

Very quick to arrange a time, updated me when they were nearby too. Brought and ladder and tools with them. Fixed the immediate issue and suggested long-term fixes that could be done in the future. Would definitely recommend Mo.

Change fire alarm

£50

Completed the job on the same day as posting, thank you!

Change battery in fire alarm

£60

got job done, quick

Put up Roller Blinds (Drill) and change fire alarm batteries

£60

Average reviews for Fire Alarm Installation Services in London

based on 37 reviews

4.92

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Suggested reads about Fire Alarm Installation

Recent Fire Alarm Installation tasks in London

Need a tall ladder to change a fire alarm battery

£30

Lambeth, Greater London, SE1

29th Aug 2026

fire alarm is v high up on ceiling and ladder can't reach it!

Change battery on fire alarm

£30

Barbican, Greater London, EC2Y

24th Aug 2026

I need to change the battery on the smoke detector. Its the old model and has wire connecting out. I dont have battery available, please help purchase. Price negotiable upon battery price as well.

I need a DIY fire alarm installing

£80

Homerton, Greater London, E9

18th Aug 2026

I have brought a DIY fire alarm and need someone to install it

Electrician for fire alarm beeping every 30s and other tasks

£70

Clapham Common, Greater London, SW4

8th Aug 2026

I’d like the help of an electrician to stop my alarm ( Ei168RC-22W04-000384 ) from beeping every 30 seconds in addition I’d like help with the screwing of a door viewer from my front door and the attachment of some curtain hooks. Would also like all arms in house being checked as part of the job.

Shayan was very polite and helpful - was very open and reliable. Would reccommend highly

Replace fire alarm battery.

£30

Dartmouth Park, Greater London

8th Aug 2026

Fire alarm needs battery replacement, pribably aaa or aa. Please bring battery

Remove batter from fire alarm - will need ladder. Approx 20-30 min job

£150

Swiss Cottage, Greater London

6th Aug 2026

Fire alarm in flat, high ceiling, alarm bleeping and need batter removed

Got the job done quickly

Replace battery in aico fire alarm, 9v battery already purchased

£60

Stockwell, Greater London

5th Aug 2026

Need aico battery replaced on smoke alarm. Have the battery just need help with the external case

Need someone with a ladder to access a high ceiling fire alarm

£25

West Kilburn, Greater London

3rd Aug 2026

I have a beeping fire alarm that likely needs battery replaced. It is on a high ceiling so would require a long ladder

Get external case of aico fire alarm to change battery

£60

Brixton, Greater London, SW9

1st Aug 2026

Need to remove the external casing of the aico fire alarm to replace battery to stop the beeping.

Fire alarm battery change

£50

Blackwall, Greater London

31st Jul 2026

We need to replace the battery of the fire alarm and also cover it as we lost the cover

Shaun was super helpful, very quick in response and very knowledgeable in what I was asking about. Straight away figured out how to fix the fire alarm issue and what needed to be replaced, was fixed in 2 hours same day!

New batteries in fire alarm, but it’s incredibly high ceilings

£20

Paddington, Greater London, W2

13th Jul 2026

I need new batteries in a fire alarm but the ceilings are very high

Resolve a beeping ceiling fire alarm (new batteries?)

£60

Highbury, Greater London, N5

12th Jul 2026

The ceiling fire alarm in my property is beeping. Please could you go to take a look at it? I assume the batteries need replacing.

Replace batteries in 2x fire alarm

£30

Cubitt Town, Greater London

21st Jun 2026

I’ve got two fire alarms that need batteries replacing tonight, sooner the better. I’ve not got the batteries (so this is a requirement for the job) and I can’t disconnect one alarm from the ceiling. Pics attached.

Install a fire alarm in kitchen

£30

South Hackney, Greater London

15th Jun 2026

I need a fire alarm installed in the kitchen. It just needs to be screwed onto the ceiling.

Install battery operated fire alarms

£150

Hornsey, Greater London, N8

25th May 2026

8no alarms to be installed. Heat alarms inside 5no flats hallway. Smoke alarms in 3no communal hallways 1on each floor. Ceiling height is 3.4m downstairs. Alarms to be supplied by me, fixings and tools to be supplied by installer. Alarms are battery fed, interlinked by radio connection

I need someone to take the battery out of my fire alarms

£100

Bromley, Greater London

25th May 2026

I got two smoke detectors in my flat. They are the type that are wired into the mains. Ive already turned off the power supply from the mains.

Great Omer did three quite small jobs which were annoying. He got to me a little late but Lewisham to Bow is not easy in the hot weather.

Wire up fire alarms

£150

Isle Of Dogs, Greater London

12th May 2026

I need an electrician to finish mounting and wiring roughly 4 smoke alarms and adding an additional breakglass to the 1st floor radial. All materials on site. Should be one day's work.

Fix fire alarm

£50

North Greenwich, Greater London

6th May 2026

My fire alarm keeps going off, it needs replacing I think but need someone to come fix

Yayyy good service, excellent and very proficient 😊

Fire alarm, fallen frames, hole in wall, light bulb replacement

£200

South Norwood, Greater London, SE25

30th Apr 2026

Hole in wall needs filling, help with changing battery in fire alarm, help with loose lighting frame, help with loose curtain frame, look at wooden floor.

Can’t recommend enough. Great quick service. Brilliant attention to detail. Very nice and communicative person. Looked at extra jobs that weren’t listed too.

Fire alarm test certificate

£50

Hanworth, Greater London

17th Apr 2026

I need fire alarm certificate for a property for the Hounslow council. The property is consist of 5 rooms