Quadtro Washing Machine Outlet Box with 1/4 Turn Brass Valve/F1807 PEXOatey Quadtro washing machine outlet boxes can be used in commercial or residential applications which require supply valves and waste drain recessed into the wall. Constructed from high impact polystyrene with an easy to remove knockout design. Features a 2" drain opening that fits PVC or ABS Schedule 40 DWV pipe. Includes four support brackets for mounting. Box has 1 4" turn brass valve and ASTM F1807 PEX connections. Box Dimensions: 8 3 4" wide x 3