Range from the cheapest installation of a burglar alarm £27 (Lawson Electrical based in EX20) to the dearest installation of a burglar alarm £300 (Heatology Limited based in EX4).
Comparing electricians 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 EX17 by posting a job with HaMuch and we will send it to electricians in EX17.