Range from the cheapest installation of a burglar alarm £30 (Gareth W Edwards (Electrical) based in LL23) to the dearest installation of a burglar alarm £240 (Alan Jones Electrical based in CH4).
Comparing electricians estimates for fitting a burglar alarm 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 install a downstairs toilet in LL21 by posting a job with HaMuch and we will send it to electricians in LL21.