Range from the cheapest installation of a carbon monoxide alarm £64 (MH Electrics NICEIC APPROVED based in SW10) to the dearest installation of a carbon monoxide alarm £144 (McMahon Gas & Electrical services based in SW8).
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 SW11 by posting a job with HaMuch and we will send it to electricians in SW11.