Range from the cheapest fitting of a smoke alarm £40 (High Tech Heating Ltd based in IG5) to the dearest fitting of a smoke alarm £134 (Iservices-uk Ltd based in E17).
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 IG8 by posting a job with HaMuch and we will send it to electricians in IG8.