Range from the cheapest Downlights installation £290 (Simion PC Construction Ltd based in HA8) to the dearest Downlights installation £490 (Limelight Build & Design Ltd based in HA8).
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 HA8.