Range from the cheapest installation of smart lighting £64 (A&E - Electrical based in HP14) to the dearest installation of smart lighting £184 (Multi Fuel Heating and Plumbing based in RG6).
Comparing electricians estimates for upgrading to smart lighting 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 smart lighting in RG9 by posting a job with HaMuch and we will send it to electricians in RG9.