Range from the cheapest fitting of a smoke alarm £42 (Lm maintenance based in TR26) to the dearest fitting of a smoke alarm £74 (Steve Pritchard Electrical Limited based in TR15).
Comparing electricians estimates for fitting smoke detectors gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes to fit a fire alarm in TR14 by posting a job with HaMuch and we will send it to electricians in TR14.