Range from the cheapest installation of a burglar alarm £175 (Fuzelogic based in TW18) to the dearest installation of a burglar alarm £450 (The Reno Group based in TW20).
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 Windsor & Maidenhead by posting a job with HaMuch and we will send it to electricians in Windsor & Maidenhead.