Range from the cheapest installation of a burglar alarm £271 (Go Platinum Ltd based in WC2H) to the dearest installation of a burglar alarm £400 (Novalux Electrical Services Ltd based in SW1Y).
Comparing fire & 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 downstairs toilet in SW1Y by posting a job with HaMuch and we will send it to fire & security specialists in SW1Y.