... system certification, quality and full control of all personnel. 4,XC502S copper material, the surface of polished chrome plated, high-end ... common accessories to connect, to use a high comfort. 7,XC502S shower size (MM) and the specification show the following: 8 ... (12):Small handle(13):Handle screw(14):Flat washer 9,XC502S faucet shower water measuring performance considerations: a. sealing Test: ...