Range from the cheapest Downlights installation £342 (PES Renewables Ltd based in NR29) to the dearest Downlights installation £347 (Securilec UK Limited based in NR30).
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 Great Yarmouth.