DescriptionRVF-xxx-xx Cover plate kit for RCM and RNC wireless control modules – Single GangScrew-fixing cover plate options:The RVF range of cover plates for the RCM 50x50mm pushbutton module, allows two wall fixing methods.Flush Mount – into a standard 25mm deep UK back box using the low profile clear grid.Surface Mount – using the13mm deep pattressEach RVF finish is supplied with one 13mm deep pattressWhite pattress:White MetalBlack pattress:Brushed Stainless SteelMirrored Stainless SteelPolished Brass More info:Wireless RVF cover plates Datasheet Images above are just to show the range of RVF cover plate finishes. The product does not include the necessary  RCM/ RNC wireless control modules as shown in the images above.