NIAGARA Check Valve – Model CS2W

Double spring-loaded, non-slam check valve designed for high-reliability water systems. WRAS approved, featuring a resilient seat and fusion-bonded epoxy coating for excellent corrosion resistance.

Technical Data
End Connections Flanged to BS EN 1092-2 PN16
Material: Ductile Iron
Pressure Rating: PN16
Size: DN50 to DN300
Temperature Rating -10°C to 100°C
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Description

NIAGARA Check Valve – Model CS2W
The CS2W model is a dual spring-loaded, non-return check valve consisting of two WRAS approved single non-return valves bolted together for enhanced safety and performance.
It is designed for use in potable water systems up to 85°C and provides positive non-slam shut-off to prevent water hammer.

Equipped with an axially guided spring-loaded disc, it ensures smooth and reliable operation under varying flow conditions.
The resilient seat offers excellent sealing, while the fusion-bonded epoxy internal and external coating provides superior protection against corrosion, extending the valve’s service life.

Technical Specifications:

  • Size: DN50 to DN300

  • Pressure Rating: PN16

  • End Connections: Flanged to BS EN 1092-2 PN16

  • Material: Ductile Iron

  • Temperature Rating: -10°C to 100°C

Additional information

Size:

DN50 to DN300

Pressure Rating:

PN16

End Connections

Flanged to BS EN 1092-2 PN16

Material:

Ductile Iron

Temperature Rating

-10°C to 100°C

Overview

NIAGARA Check Valve – Model CS2W
The CS2W model is a dual spring-loaded, non-return check valve consisting of two WRAS approved single non-return valves bolted together for enhanced safety and performance.
It is designed for use in potable water systems up to 85°C and provides positive non-slam shut-off to prevent water hammer.

Equipped with an axially guided spring-loaded disc, it ensures smooth and reliable operation under varying flow conditions.
The resilient seat offers excellent sealing, while the fusion-bonded epoxy internal and external coating provides superior protection against corrosion, extending the valve’s service life.

Technical Specifications:

  • Size: DN50 to DN300

  • Pressure Rating: PN16

  • End Connections: Flanged to BS EN 1092-2 PN16

  • Material: Ductile Iron

  • Temperature Rating: -10°C to 100°C

Details

specifications
End Connections Flanged to BS EN 1092-2 PN16
Material: Ductile Iron
Pressure Rating: PN16
Size: DN50 to DN300
Temperature Rating -10°C to 100°C

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