HPM Excel Horizontal Coverplate for double powerpoint with extra hole. Made with a durable material, and granted by a classic design that suit all kind of interior. Award-winning, Excel was the first range of switches and powerpoints to feature interchangeable coverplates. Available in a wide choice of sizes, colours and finishes, the snap-on cover plates can be quickly and safely changed that save time. They also make painting very easy because you can take the coverplate off and paint right up to the edge