Overview 1 Gang SINGLE 25mm METAL BACK BOX Electrical Socket Switch Recessed Wall Pattress 1G Flush Mount -BS EN 60670 & 5733 UK Standard- BRASS Terminal Screws Galvanised Steel Earth Bond Terminal ✤1-GANG 25mm Standard UK Size METAL BACK BOX SINGLE 1G Flush-Mount Galvanised Steel Construction Pattress Box - Brass Slotted Head Terminal Screws & Earth Bond Terminal - Strong, Secure & easy to fit wall cavity mounted installation for USB Switches Sockets Fused Spurs Grids TV/SAT/CAT5 or other electrical sparky accessory ✤CONFORMS to BS4662✅ BS EN 60670-1✅ & BS EN 5733✅ UK Certified Electrical Fitting suitable for Domestic Commercial Public-Sector Contractor Home Office Garage applications ✤SECURE & EASY-TO-USE KNOCK-OUTS BRASS EARTH TERMINAL Screws Metal Back Box UK Size suitable for Screwed Screwless Curved Edge Round Edge Flat Plate Switches & Sockets ✤SINGLE 1-GANG 25mm FACE PLATE For Standard UK Size Recessed Switches & Sockets Fixing Assembly and Maintenance of internal Flush Mount Electrical appliances and applications ✤SUPERIOR RELIABILITY & GUARANTEE UK Compliance & Peace-of-Mind Service Warranty for Electrical Sparky requirements