Westlake Pipe & Fittings’ Backwater & Terminal Backwater Valves ensure one-way flow in storm and sanitary sewer lines where backflow could be a problem.

• Available in both in-line and terminal styles
• Each PVC valve is equipped with a free-hinged flapper that allows unrestricted flow
• Access lid can be easily removed for inspection and cleaning
• Both the flapper and access lid have leak-free neoprene gaskets