Range from the cheapest installation of smart lighting £44 (Amptech Electrical Services based in TN23) to the dearest installation of smart lighting £104 (KelectriC based in CT20).
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 TN28 by posting a job with HaMuch and we will send it to electricians in TN28.