Heavy duty extension lead GFCI Surge Protection, SAFEMORE RCD extension lead With 3m Heavy duty Cable, 4 Gang 3680W, Plug Power Strip for Workshop/Garage/indoor - Yellow: Amazon.co.uk: Electronics & Photo
Masterplug EXU1013/2/RCD/CHT 2 socket 13A Grey & green Extension lead with RCD, 10m | DIY at B&Q