Range from the cheapest Downlights installation £303 (Jebb Electrical Limited based in SA1) to the dearest Downlights installation £310 (Coastal Housing Group based in SA1).
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 Sa.