Range from the cheapest installation of a burglar alarm £244 (Quality Electrical Services Limited based in NW6) to the dearest installation of a burglar alarm £360 (Jason Davis - Electrician based in N19).
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 NW3 by posting a job with HaMuch and we will send it to fire and security specialists in NW3.