This is a 1 gang flat polished copper grid plate from G&H Brassware.
With a wide range of inserts to choose from, make up a switch that's just what you need. Select your desired switch from the drop down menu, with a range of engraved options, retractive, 2 way and off and more. Once your switch has been selected, click add to basket and the product will arrive with you complete including the fixing frame.