Oatey® 43904 PVC Backwater Valve, 4"

Protects low areas or basements from backflow or waste from street sewers. Elastomeric seal in quick action flapper ensures a water tight seal. Threaded access cap incorporates a neoprene seal for positive sealing and can be tightened or removed by hand. Valve hub fits DWV pipe and can be adapted for sewer and drain pipe.

• 4"
• Protects low areas or basements from backflow or waste from street sewers
• Elastomeric seal in quick action flapper ensures a water tight seal
• Threaded access cap incorporates a neoprene seal for positive sealing and can be tightened or removed by hand
• Valve hub fits DWV pipe and can be adapted for sewer and drain pipe.

Shipping calculated at checkout.

Returns accepted within 30 days by mail. Return shipping is paid by the customer. See our refund policy.