Range from the cheapest earth bonding of a gas meter £350 (Q&Q Electrics based in N15) to the dearest earth bonding of a gas meter £700 (Romex Building Service based in N22).
Comparing electricians estimates for Earth bonding gas meter 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 to have you gar meter earth bonded in N17 by posting a job with HaMuch and we will send it to electricians in N17.