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

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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

Very helpful and kind and efficient with helping out! Really appreciated the services

Fire Alarm Battery Fixing

£40

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

Thanks Sam for coming so quickly - ace.

Change battery in fire alarm

£50

Friendly guy, arrived promptly, did the job efficiently. Can’t really ask for more.

Replace fire alarm battery

£30

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

Disconnect my fire alarm

£25

Average reviews for Fire Alarm Installation Services in London

based on 36 reviews

4.92

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Suggested reads about Fire Alarm Installation

Recent Fire Alarm Installation tasks in London

Residential fire alarm installation in Stratford, E15

£250

West Ham, Greater London, E15

4th Nov 2026

The fire alarm is not working at the flat, we need to have this replaced and install the new working one.

Change batteries in 2 fire alarms on my high ceiling (3m high approx)

£40

Kidbrooke, Greater London

29th Oct 2026

I have 2 fire alarms on a high ceiling (approx 3 meter high) which need their battery changing - you will need your own freestanding ladder. I will supply the batteries. It should take about 10/15 mins to complete.

Install new fire alarm units in residential property

£100

Queen's Park, Greater London

25th Oct 2026

Replace two mains powered fire alarms which will also require changing the connector plugs that plug into the fire alarms. Two replacement units would need to be purchased which I will pay for. As close to the current ones in shape and size.

Great guy, no fuss, no nonsense did the job with the minimum of instruction, experienced great find. Two fire alarms installed with precision.

Fix fire alarm

£40

Hayes, Greater London, UB3

24th Oct 2026

I need a qualified electrician to inspect a DETA smoke alarm in my flat. It’s a new build, about 3 years old. The alarm is chirping every 30 to 45 seconds, with a red light flashing once each time. I’d also like the electrician to check all the other smoke alarms in the flat to ensure they are working properly.

Great communication, very informative and good work. I truly appreciated the quick turnaround. Many thanks, Seddik.

Put up/tie furniture to walk, put up fire alarms

£60

Brixton, Greater London, SW9

21st Oct 2026

Jobs include: - putting a bookshelf up on the wall - tying chest of drawers to the wall - putting up fire alarms to the ceiling ideally where old alarms used to be (ladder is needed)

Fix fire alarm

£40

New Beckenham, Greater London

20th Oct 2026

Fire alarm is working but the cover for the alarm has become unattached and needs fixing back in place.

Replace the battery in a fire alarm which is bleeping

£40

Palmers Green, Greater London

17th Oct 2026

I need the battery in a fire alarm replacing

Fitting a mains fire alarm

£45

Cambridge Heath, Greater London, E2

17th Oct 2026

I have an older mains fire alarm that needs replacing, I have the new alarm with the base but cannot do the wires

Fix the fire alarm and shower

£50

Kingsbury, Greater London, NW9

8th Oct 2026

I need someone to fix the fire alarm as it is not working and change the shower for an electric heater.

Fire alarm install

£200

Barbican, Greater London, EC2Y

7th Oct 2026

install of fire alarms in domestic and commercial setting

Replace my expired three fire alarms

£150

Poplar, Greater London

7th Oct 2026

My fire alarms have been expired. Need to be replaced.

Fire alarm batteries replacement

£40

North Acton, Greater London

30th Sep 2026

My fire alarm is beeping every 30 secs. And it’s run out of battery.

Replacing battery in my fire alarm

£30

East Dulwich, Greater London, SE22

5th Sep 2026

Simply removing the smoke alarm with a screw driver and replacing battery

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

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.