Range from the cheapest installation of a burglar alarm £200 (Bowe Electrical Services based in SO51) to the dearest installation of a burglar alarm £450 (Solid Electrics Limited based in SO18).
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 SO51 by posting a job with HaMuch and we will send it to electricians in SO51.