Copper nano PVD overlay Mpn: 633 EN Color Copper Also check: PUSH TO OPEN 3 1/2″ drain with siphon 1-chamber gold (GRANIT-vertical) save space, round gold button Plug drain 3 1/2″ with siphon 2-chamber Power Color pure carbon (GRANIT-vertical), save space Plug drain 3 1/2″ with siphon 2-chamber PVD gold (GRANITE-vertical), save space <