Range from the cheapest installation of a burglar alarm £160 (Jenkinson's Electrical & Domestic Installations based in ST15) to the dearest installation of a burglar alarm £188 (Prolectrix based in ST16).
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 ST15 by posting a job with HaMuch and we will send it to fire and security specialists in ST15.