Range from the cheapest installation of a burglar alarm £130 (Kevin Perry based in RM7) to the dearest installation of a burglar alarm £320 (AWP Ltd based in RM2).
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 RM2 by posting a job with HaMuch and we will send it to electricians in RM2.