Range from the cheapest installation of a burglar alarm £172 (P B Electrics based in BR1) to the dearest installation of a burglar alarm £400 (Acraft Heating Services based in SE12).
Comparing fire and security specialists 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 burglar alarm in SE12 by posting a job with HaMuch and we will send it to fire and security specialists in SE12.