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Description
**Lead Free

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.

Features:
  • Manufactured from Lead Free* cast copper silicon alloy
  • Separate access, top entry check valve design
  • Reversible seat disc rubber, extends check valve life
  • Chloramine resistant elastomers
  • Replaceable seats and seat discs
  • Compact design
  • Top mounted screwdriver slotted ball valve test cocks
  • Low pressure drop
  • No special tools required for servicing
  • Plastic on plastic check guiding reduces potential binding due to mineral deposits
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Manuals (2)
Specs
Application:

Plumbing

Product Type:

Backflow Preventer

Size:

1-1/2"

Material:

Cast Bronze

Max Pressure (PSI):

175

Lead Free:

Yes

Min Temp (F):

33°F

Max Temp (F):

180°F

Connection Type:

Press

Height:

6-1/8"

Features:

1/4 Turn Ball Valves

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