Range from the cheapest installation of a burglar alarm £180 (Cedar Electrical based in HA5) to the dearest installation of a burglar alarm £350 (Make U Safe based in HA6).
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 WD19 by posting a job with HaMuch and we will send it to electricians in WD19.