5x 35mm Deep Twin Plastic Dry Lining Back Box 1 Gang Wall Flush Mount Pattress

35mm Plastic Double Gang Back Box - Flush MountQTY = 5Available singularly and in packs of 5 & 10.Overview - Back boxes are used behind face plates, they allow the face plates to be screwed and secured flush to a wall. This back box should be used with a plasterboarded stud wall, the clips at the side of the back box should be pushed out and when the face plate is screwed on, the back box as well as the face plate are held in position. Common face plates which may be used with a back box are light switches, plug sockets, modular systems, etc.Technical SpecStandard UK sized back boxWill secure to plasterboard (or other surface) 3-18mm thickDimensions - 135mm (w) x 75mm (h) x 35mm (d)Standards - ROHS, BS5733.