709DCDA
Double Check Detector Assembly Backflow Preventers, Cast Iron
Series 709DCDA Double Check Detector Assembly Backflow Preventers are designed to prevent backflow of non-health hazard fire protection system substances from being pumped or siphoned into the potable water supply. They incorporate a meter to detect ground leaks and unauthorized illegal taps, greatly reducing annual water expenses. Maximum working pressure is 175 psi (12.06 bar).
This assembly consists of a compact coated cast iron unibody using ArmorTek®, a patented 3-part advanced epoxy coating system designed to limit both microbial induced (MIC) and exposed metal substrate corrosion.
To learn more visit: https://www.watts.com/armortek
Features
- Modular design facilitates easy maintenance and assembly
- Provide detection point for costly leaks or illegal taps
- Maximum flow at low pressure drop
- Require no special tools for servicing
- Utilizes advanced ArmorTek coating technology to resist corrosion of internals
- The valve body shall utilize a coating system with built in electrochemical corrosion inhibitor and microbial inhibitor
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. 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 |