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- Series LF719 Double Check Valve Assemblies are designed to protect drinking water supplies from dangerous cross-connections in accordance with national plumbing codes and water authority requirements. This series may be used in only those cross-connections identified by local inspection authorities as non-health hazard applications. Check with local authority having jurisdiction regarding vertical orientation, frequency of testing or other installation requirements. The LF719 features Lead Free construction to comply with Lead Free installation requirements. Series LF719 meets the requirements of ASSE Std. 1015 and AWWA Std C510.
WATTS® Double Check Valve Assembly, Series: LF719, 1-1/2 in Nominal, 175 psi, 33 to 180 deg F, Quarter-Turn Ball Valve Ball Valve/Gate Valve, Cast Copper Silicon Alloy Body, 18-15/16 in L x 4-3/4 in W x 6-1/8 in H, Domestic
- Separate access, top entry check valve design
- Reversible seat disc rubber, extends check valve life
- Chloramine resistant elastomers
- Replaceable seats and discs
- Compact design
- Low pressure drop
- Plastic on plastic check guiding reduces potential binding due to mineral deposits
- The wetted surface of this product contacted by consumable water contains less than 0.25% of lead by weight
- Top mounted screw driver slotted ball valve test cocks
- Test Cock
- Ball Valve / Gate Valve TypeQuarter-Turn Ball ValveBody MaterialCast Copper Silicon AlloyDomestic / ImportDomesticNominal Size1-1/2 inDimensions18-15/16 in L x 4-3/4 in W x 6-1/8 in HManufacturerWatts Water TechnologiesManufacturer #0065305Pressure Rating175 psiSeriesLF719Temperature Rating33 to 180 deg F