PREMIUM 2 Gang 25mm Double Surface Mount Pattress Back Box Wall Socket Plug Switch- Pack of 5 

Features and Description:
Dry Lining Pattress Back Box Double 
Will secure to plasterboard (or other surface) 3-18mm thick
2 Gang
Colour: White
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 plaster boarded 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. Standard UK sized back box. Will secure to plasterboard (or other surface) 3-18mm thick. Standards - ROHS, BS5733