Range from the cheapest installation of a carbon monoxide alarm £44 (Simon Pattison based in S42) to the dearest installation of a carbon monoxide alarm £104 (Alpha Heating (Chesterfield) Ltd based in S40).
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 S42 by posting a job with HaMuch and we will send it to electricians in S42.