Range from the cheapest fitting of a smoke alarm £44 (Rooney co based in OL14) to the dearest fitting of a smoke alarm £134 (Modern Connection Ltd based in BB5).
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 BB4 by posting a job with HaMuch and we will send it to electricians in BB4.