Range from the cheapest installation of a burglar alarm £170 (P A Electrics based in B27) to the dearest installation of a burglar alarm £500 (Universal Heating Limited based in B28).
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 B25 by posting a job with HaMuch and we will send it to electricians in B25.