Range from the cheapest Downlights installation £270 (B & S Electrical Engineers & Contractors based in NP19) to the dearest Downlights installation £330 (Ullyses based in NP19).
Comparing electricians estimates for Downlights installation 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 for installing downlights by posting a job to electricians in Caerleon.