Double Check Valve Assemblydiagram

The OSY-TS model is available with a durable, robust, UL Listed tamper switch that signals when the valve is closed or when the tamper switch is removed from the valve. Connection of the tamper switch wiring to a fire alarm control panel is required.

Series 2000SS Double Check Valve Assembly Backflow Preventers are designed to prevent the backflow of polluted water from entering into the potable water supply. It consists of a compact construction and short lay length, ideal for retrofit installations. This assembly features a lightweight stainless steel body and low head loss.The OSY-TS model is available with a durable, robust, UL Listed tamper switch that signals when the valve is closed or when the tamper switch is removed from the valve. Connection of the tamper switch wiring to a fire alarm control panel is required.Series 2000SS is ideal in applications identified by local authorities as non-health hazard. Maximum working pressure is 175 psi (12.06 bar).

Double check valvefor sprinkler system

Series 2000SS Double Check Valve Assembly Backflow Preventers are designed to prevent the backflow of polluted water from entering into the potable water supply. It consists of a compact construction and short lay length, ideal for retrofit installations. This assembly features a lightweight stainless steel body and low head loss.

3/4''double check valve assembly

For product-specific approval information, please refer to the product’s specification sheet (see literature section above) or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:

Series 2000SS is ideal in applications identified by local authorities as non-health hazard. Maximum working pressure is 175 psi (12.06 bar).