Quadtro quarter-turn valves, copper sweat. Can be used in commercial or residential applications which require supply valve and waste drain recessed into the wall. Versatile design allows for right, left, or center drain and bottom or top mount valves. Easily installed and removed test cap does not fall into drain. 2" drain opening fits PVC or ABS Sch 40 DWV pipe. 1/4 turn brass ball valve. Copper sweat. Box made of high impact polystyrene, 4 support brackets included for mounting. Snap-on faceplate frame accomodates up to 1 in. drywall. Easy to remove knockout.