Range from the cheapest Downlights installation £250 (Eastham Electrical based in BB11) to the dearest Downlights installation £390 (Budget Alarm & Security Systems based in BB9).
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 BB5.