Reverse Slip-In Duckbill Check Valve
Prevents Backflow Inside the Pipe Line

The series DBRS slip-in check valve, like the series DBCP, offers a cost effective method of backflow prevention. It is designed for installation inside of a non-flanged pipe secured by expanding band clamp. The series DBRS slip-in check valve eliminates the mechanical parts which can wear and jam in conventional check valves.

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  • Sleeve Elastomer
  • 316 Stainless steel expanding band clamp


  • Low pressure drop
  • Frost proof
  • Silent operation
  • Corrosion resistant