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The Sioux Chief 869-S4P is a four-inch plastic hub backwater valve designed for drainage systems. This valve helps to prevent sewage backup in horizontal drainage lines. Its modular design allows for easy interchangeability of accessories, which reduces inventory needs. Made from engineered resins, it withstands job site challenges effectively.
This valve features a unique flapper design that creates a tighter seal than other backwater valves, contributing to its effectiveness in reducing damage from sewage. The valve body is sealed with an impact-resistant lid and o-ring.
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