Range from the cheapest installation of a carbon monoxide alarm £44 (Mr based in TR4) to the dearest installation of a carbon monoxide alarm £144 (DCI Field Services Limited based in PL14).
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 PL31 by posting a job with HaMuch and we will send it to electricians in PL31.