M200
Stainless Steel Double Check Valve Assembly Backflow Preventers with Tri-Link Check Valves for High Flow Fire Systems
Series M200, M200N stainless steel double check valve assembly backflow preventers are specifically designed for high flow fire systems to prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. Its compact housing consists of two independently operating tri-link check valves, two shutoff valves, and four test cocks. It features a stainless steel housing and sleeve and is 70% lighter than traditional designs. Series M200, M200N features the certified lowest pressure loss and is designed for non-health hazard applications. It may be installed under continuous pressure service to protect against both backpressure and backsiphonage. Maximum working pressure is 175 psi (12.06 bar).
Features
- Extremely compact design is significantly lighter than traditional designs
- Groove fittings for ease of installation and integral pipeline adjustment
- Patented tri-link check provides low pressure loss
- Entire valve body and closure sleeve manufactured from 304 stainless steel
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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. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:
| ASSE | CSA | FM Approvals | NSF |
| UL | ULC | USC | WQA |