wilkins model 70repair kit3/4 inch

Backflow Preventer Dual Check Valve, Series/Model: Series 7, Nominal Size: 1/2 IN, Connection Type: FNPT Union X FNPT, Pressure Rating: 150 PSI, Temperature Rating: 33 - 180 DEG F, Bronze Body Material, Trim Material: Silicone Disc, Seal Material: Buna-N, Industry Standards: ANSI/ASSE 1024, CSA B64.6 Certified, 2-3/8 IN Width, Lead Free: No, Other Physical Dimension: 4-3/8 IN Length

Watts pressure reducing ValveRepair Kit

The dual check backflow preventer shall meet the domestic requirements of ANSI/ASSE Standard 1024, and bear the seal of approval. It shall be bronze-bodied and include not less than one union, with the union nut drilled to accept a tamper-proofing lock wire. A brass identification tag indicating direction of flow shall be securely attached to the valve body by corrosion-resistant mechanical fasteners. The dual check shall be Watts Regulator Company series 7.

Series 7 dual check valves prevent the reverse flow of polluted water from entering into the drinking water supply at the service entrance or at individual outlets. It consists of a bronze body construction, with two plastic replaceable check valves, and stainless steel springs. Series 7 is designed for non-health hazard residential water system containment, continuous pressure applications. It is installed immediately downstream of the residential water meter, in a vertical or horizontal position. Check with local inspection authorities for installation requirements. Minimum Working Pressure: 10 PSI (69 KPA) Maximum Working Pressure: 150 PSI (10 BAR).

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