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850 Large


MasterSeries In-Line Design Double Check Valve Assemblies - Large Diameter

MasterSeries 850 In-Line Design Double Check Valve Assemblies prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. They feature an epoxy coated ductile iron body and NRS resilient wedge gate valves. Optional OSY RW gate valves are available. Maximum Working Pressure: 175psi (12.1 bar).

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Approval Information

For approval information, please refer to the products specification sheet. For any other information on product certification and documentation information, please visit our certification partner websites: