9D

Dual Check Valve Backflow Preventers with Intermediate Atmospheric Vent

9D

Dual Check Valve Backflow Preventers with Intermediate Atmospheric Vent

  • Primary check valve has rubber disc seating against a mating rubber part to ensure tight closing
  • Line-sized construction enables check modules to open further, helping to reduce check fouling
  • Stainless steel internal parts for longevity
  • Can be installed vertically or horizontally