Range from the cheapest fitting of a smoke alarm £36 (SR Gas and Electricity LTDG Ltd based in KT5) to the dearest fitting of a smoke alarm £154 (Emergency Electrician in london 24 hour Grip Electric Limited based in Kt4).
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 KT3 by posting a job with HaMuch and we will send it to electricians in KT3.