Double Check Valve

Double Check Valve Assemblies

Designed for use in non-health hazard cross-connections and continuous pressure applications subject to backpressure or backsiphonage incidents, such as lawn sprinklers, fire sprinkler lines, commercial pools, tanks and vats, and food cookers.


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. They have a bronze alloy body construction and chloramine resistant elastomers. Series 719 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: 175psi (12.06 bar).


  • Separate access points for each check assembly
  • Require no special tools for servicing
  • Seat discs are reversible to extend check valve life
  • Top-entry design allows convenient access for maintenance
%d bloggers like this:
search previous next tag category expand menu location phone mail time cart zoom edit close