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Non-return Valves

Dutch Water Management's check valves effectively prevent backflow, protecting both gravity-fed and pumped pipeline systems.

 
Non-return Valves

Reliable non-return protection

They are lightweight, reliable, and easy to install. Manufactured from high-quality materials such as HDPE, stainless steel, and Super Duplex stainless steel, they offer excellent resistance to corrosion, chemical exposure, and long-term wear.

  •   Direct protection against flooding and backflow
  •   Very low opening pressure for maximum storage capacity
  •   Suitable for round and rectangular openings
  •   Lightweight, strong and corrosion-resistant design
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Products in this category

KRK-R-O Flap Valve
KRK-R-O Flap Valve

The KWT KRK-R-O Non-Return Valve is a robust non-return valve that effectively prevents water from flowing back and protects installations against unwanted water movement.  

Technische details  
KRK-P/BS Spigot-End Flap Valve
KRK-P/BS Spigot-End Flap Valve

The KWT KRK-P/BS Spigot-End Flap Valve is a reliable check valve designed to prevent backflow and protect pipeline networks against unwanted water movement.  

Technische details  
KRK-F Flanged Flap Valve
KRK-F Flanged Flap Valve

The KWT KRK-F Flap Valve reliably prevents backflow in pipelines, culverts, and hydraulic structures.  

Technische details  
KRK-RH Rectangular Flap Valve
KRK-RH Rectangular Flap Valve

The KWT KRK-RH Rectangular Flap Valve prevents unwanted backflow of water in pipelines and waterways.  

Technische details  
KPK Non-return Pumpvalve
KPK Non-return Pumpvalve

The KWT KPK Non-return Pumpvalve is a robust check valve that effectively prevents backflow and protects installations against unwanted water movement.

Technische details