Range from the cheapest Downlights installation £290 (Nick Hill Electrical Contractor based in LL32) to the dearest Downlights installation £384 (J. Evans Electrical based in LL30).
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 Deganwy.