Range from the cheapest installation of a burglar alarm £150 (Thorley Maintenance based in CM23) to the dearest installation of a burglar alarm £300 (Excel Air Conditioning Chelmsford Ltd based in CM1).
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 CM6 by posting a job with HaMuch and we will send it to electricians in CM6.