BG FPC13 Nexus Screwless Flat-Plate Single Intermediate Switch Polished Chrome

Secure Screwless front. BG Nexus Series. BG Evolve Series. BG Evolve PCDMG22B Matt Grey 2 Gang 13A Switched Socket Outlet-Black Insert. Its Clip On, Clip Off front plate design is secure and easy to use, and the socket itself can also be easily retrofitted into existing backboxes (minimum 16mm depth required).

eBay