Single flush surround plate Pure Bakelite piano black for one socket. The complete flush surround plate is self-extinguishing and halogen-free. It consists of an upper frame and lower frame that are mechanically interconnected. The upperframe is made of Bakelite, which is coloured black all the way through. The lower frame is made of dark grey pc + ASA. The upper frame is 6 mm thick and the underframe 2 mm.