Range from the cheapest installation of an outside power socket £40 (Amptech Electrical Services based in TN23) to the dearest installation of a garden power socket £100 (KelectriC based in CT20).
Comparing electricians estimates for installing an outside RCD socket 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 install an outside power socket in TN29 by posting a job with HaMuch and we will send it to electricians in TN29.