One box does it all! Patented design provides left, center and right waste options. Knockouts accept either waste or water lines. Quarter Turn Ball Valve. Durable brass resists corrosion. Valves certified to ASME 112.18.1/CSA B125.1 Standard. Long lasting double stem O-rings and tough PTFE seats. Dimensions: Box: 6-1/2″ x 7-5/8″ x 3″. Faceplate: 10-3/8″ x 8-7/16″.