Range from the cheapest Downlights installation £353 (Andrew Hall Electrical Ltd based in RG42) to the dearest Downlights installation £361 (TLG Property Maintenence based in RG42).
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 Warfield.