Range from the cheapest installation of smart lighting £54 (Steve Becker Limited based in SN9) to the dearest installation of smart lighting £124 (Deltic Solutions based in SP10).
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 SP11 by posting a job with HaMuch and we will send it to electricians in SP11.