Double Check Backflow Preventer Valves are designed to prevent contamination of the potable water supply due to back-siphonage or backpressure from substances that are objectionable to the potable water supply, but non-health hazards.

  • These double check valve assemblies are designed, cast, machined, assembled and tested in the USA.
  • 5 year warranty
  • Low pressure loss
  • Lead-free option