LF719
Lead Free* Double Check Valve Assembly Backflow Preventers, Cast Copper Silicon Alloy
Series LF719 Double Check Valve Assembly Backflow Preventers are designed to protect drinking water supplies from dangerous cross-connections in accordance with national plumbing codes and water authority requirements. They have a Lead Free* cast copper silicon alloy body construction and chloramine resistant elastomers.
Series LF719 features a separate access, top-entry check valve design for ease of maintenance and is for use at referenced cross-connections in non-health hazard applications. Check with local inspection authorities for installation requirements. Maximum working pressure is 175 psi (12.06 bar).
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Approval/Certification Information
For product-specific approval information, please refer to the product’s specification sheet 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 |