Wey Knife Gate Valve – DB Model

DB Model (Double Block and Bleed)



  • Solid 316 SS cast lugged body
  • 316 SS hard chrome finished gate
  • Aflas seals as standard
  • Other body, gate and seal materials available
  • All styles of actuators available

The Model DB reduces the number of valves required for a traditional double block & bleed application. Reducing the number of valves required eliminates additional leak paths due to multiple flange connections and costs associated with extra valves and piping requirements. The illustration below compares a typical double block and bleed installation with one utilizing a Model DB.

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