Range from the cheapest installation of a carbon monoxide alarm £38 (J C Electrical based in WF4) to the dearest installation of a carbon monoxide alarm £144 (D S Steele Heating Enginneers based in S73).
Comparing electricians estimates for fitting a carbon monoxide detector 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 carbon monoxide alarm in S72 by posting a job with HaMuch and we will send it to electricians in S72.