2000SS
Stainless Steel Double Check Valve Assembly Backflow Preventers
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. This series is ideal in applications identified by local authorities as non-health hazard. Maximum working pressure is 175 psi (12.06 bar).
The TS-OSY model is equipped with a factory installed, durable, and robust supervisory switch (UL Certified, Safety Signaling, Control No. 3L38) for tamper detection. The alert sounds when attempts are made to remove the switch from the gate valve or to close the valve. Wiring of the supervisory switch to a fire alarm control panel is required.
Features
- Cam-check assembly provides low head loss
- Short lay length is ideally suited for retrofit installations
- Stainless steel body is half the weight of competitive designs reducing installation and shipping cost
- Stainless steel construction provides long term corrosion protection and maximum strength
- Single top access cover with two-bolt grooved style coupling for ease of maintenance
- No special tools required for servicing
- Compact construction allows for smaller vaults and enclosures
- May be installed in horizontal or vertical “flow up” position (ASSE Only)
- Integrated supervisory switch (UL Certified, Safety Signaling, Control No. 3L38) on outside stem and yoke resilient seated gate valve
Literature
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Approval/Certification Information
For product-specific approval information, please refer to the product’s specification sheet (see literature section above) or ask a Watts representative. Some certification agencies allow you to search by product name and brand.