Series LF709 Double Check Valve Assemblies prevent the reverse flow of polluted water from entering into the potable water supply. It has a modular check design for easy maintenance and epoxy coated (FDA approved) cast iron body construction. Series LF709 is ideal at referenced cross-connections identified in non-health hazard applications. Check with local inspection authorities for installation requirements. Maximum Working Pressure: 175psi (12.06 bar).
- Replaceable bronze seats
- Maximum flow at low pressure drop
- Design simplicity for easy maintenance
- No special tools required for servicing
- Captured spring assemblies for safety
- Approved for vertical flow up installation