Sockets & Electrical Repairs project

Smoke alarm replacement with a pre-existing wiring fault

Two mains smoke alarms were replaced. A pre-existing wiring issue came to light and was resolved cost-effectively.

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Project overview

Two mains smoke alarms were replaced. A pre-existing wiring issue came to light and was resolved cost-effectively.

This project was carried out by our partner electrician, G&M Electrics Ltd. We've written it up from what each customer said in their reviews, which are quoted in full below.

Job 1 of 2

What the customer needed

The customer needed two smoke alarm detectors replaced. During the work, a pre-existing wiring issue was found.

What was done

  • Replaced the two smoke alarm detectors
  • Tried every option to resolve the pre-existing wiring issue
  • Provided a cost-effective solution
“Gavin was excellent throughout replacing my two smoke alarm detectors. Despite coming across a pre-existing issue with the wiring he tried every option to resolve it and provided me with a cost effective solution to the problem. Gavin was affordable, thorough and communicated with me clearly throughout. I highly recommend him to others.”
James ThomasGoogle review · Apr 2026

Job 2 of 2

Another customer, a similar job

Another customer needed fire alarms, lights and a new oven installed.

What was done

  • Installed fire alarms
  • Installed four lights
  • Installed a new oven
“Excellent service. I had 4 lights and fire alarms installed as well as the installation of a new oven. The electrician was punctual, reliable, and communicated effectively throughout the job. All work was carried out with meticulous care. I’d definitely recommend them to anyone needing electrical work.”
Maddie EGoogle review · Jan 2026

About this type of work

Mains-powered smoke alarms are usually interlinked and have a battery backup. When replacing them, the existing wiring and interconnection should be checked, because faults are often hidden until the old alarms come off.

Read more about our sockets & electrical repairs service, or see related work: electrical inspection & testing.

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