Range from the cheapest fitting of a smoke alarm £64 (AF Building Services based in SP10) to the dearest fitting of a smoke alarm £104 (C M Loney Electrical Services Ltd based in SN8).
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 RG17 by posting a job with HaMuch and we will send it to electricians in RG17.