Range from the cheapest installation of a burglar alarm £160 (Secure City Ltd based in W3) to the dearest installation of a burglar alarm £315 (Starlight Electrical Contracting Ltd based in OFFICE).
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 NW10 by posting a job with HaMuch and we will send it to electricians in NW10.