Range from the cheapest installation of a burglar alarm £199 (Adam Kirkham Electrical based in ST5) to the dearest installation of a burglar alarm £250 (Highpride Developments Limited based in ST15).
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 ST12 by posting a job with HaMuch and we will send it to electricians in ST12.