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ZB400K-4IC
The streamlined design of the Via drain grate protects the drainage system by blocking leaves and debris while water drains away
50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 6 IN Outlet Connection Type Flanged Joint Outlet Shutoff Valve Type No Shutoff Valve Part Number 0384816 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Bronze Series 709DCDA Strainer No Technologies Does Not Apply To Product Tradename None Specification Sheet - 709DCDA
Fiber-reinforced polymer (FRP) channel body offering excellent chemical resistance and reduced weight
Watts 757-NRS-GXG 8 - Part of the 757 Series Z100F-8NH ZB400K-4ICThis 8 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. It is ideal for protection at cross connections identified as non health hazards and from other contaminants found at the service line