Oatey Quadtro, Washing Machine Outlet Box, 1/4 Turn Brass Ball Valves Copper Sweat, 2" Drain Opening Fits PVC Or ABS Schedule 40 DWV Pipe, Easy To Remove Knockout, Patent Pending Hammer Valves, Snap On Faceplate Frame Accommodates Up To 1" Drywall, Box Made Of High Impact Polystyrene, Top Or Bottom Valve Mount, 4 Support Brackets Included For Mounting, Box Dimensions 8-3/4"W x 7-1/2"H x 3-5/8"D, Faceplate Dimensions 11-3/4"W x 10-1/8"H.