Range from the cheapest installation of a carbon monoxide alarm £36 (SR Gas and Electricity LTDG Ltd based in KT5) to the dearest installation of a carbon monoxide alarm £194 (Wired Get Connected based in TW11).
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 KT1 by posting a job with HaMuch and we will send it to electricians in KT1.