Range from the cheapest installation of a burglar alarm £180 (Adrem Contracts Ltd based in W6) to the dearest installation of a burglar alarm £273 (Kinetic Projects Ltd based in W4).
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 W4 by posting a job with HaMuch and we will send it to fire & security specialists in W4.