Features:

• Backwater Valve
• Type Stepped
• Applicable Standard UPC, NSF
• Pipe Size 4"
• Top Size 8"
• Overall Dimensions 9-3/8" Length x 6 3/4" Height
• Cover Type Threaded
• Body Material PVC
• Inclusions/Features Reduces Backflow in Drainage System, Flapper and Cover Have Elastomeric Gasket, Extension Kit, Cast Iron Lid
• Packaging Quantity 1 per Carton