Range from the cheapest Downlights installation £293 (JMC Electrical Services based in SY3) to the dearest Downlights installation £312 (Continental Fireplaces Limited based in SY6).
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 SY6.