Check valves for high temperature applications
Check Valve HT (high temperature)

Application areas

heating

solar heater

water treatment/filtration

technical applications

Product range

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HomeProductsBackflow preventionCheck valves for high temperature applications

High temperature (HT) check valves are especially suitable for use at high water temperatures, as found in heating systems, solar thermal systems, certain faucets and industrial processes.
Quality featuresThe HT check valve models are made of special materials approved for use with potable water. The black NORYL polymer is characterized by its good resistance to, for example, antifreeze and chlorine compounds.In continuous operation, these check valves are suitable for up to 127 °C (250 °F).The valves are certified according to DIN EN 13959.

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Versions
OF models

The OF model has no snap-fit tabs, a captive seal and can be installed in both flow directions.
OV models

The OV model with snap-fit tabs and captive seal is installed against the flow direction.
NV models

The NV model with snap-fit tabs and non-captive seal is installed against the flow direction.
Selection Criteria

Please note that HT check valves are only available for our OEM/industrial customers. For more details, as well as information on worldwide approvals, please see the product listing. To refine your selection, please use the following points as filters.

Bore diameter: The shape of the check valve and the outer diameter determine the diameter of the mounting bore. These dimensions are essential to ensure precise installation in the bore.Flow rate: Instead of a specific value, there is a flow rate range in liters per second (l/s) for each model.Design: OpenMax. application temperature: 127 °C (250 °F) in continuous operation.

Do you need help choosing? You will find the relevant contact information at the bottom of the page.

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6 Results

All downloads and properties
OV 20 HT
  • Part No. : 310012000
  • Bore diameter: 20.1 mm
  • Design: Open
  • Flow rate: 0.40 - 1.35 l/s
Downloads and properties
  • Max temperature: permanently 127°
Technical Product Information Download certificate Download drawing ›  Download Specsheet
OV 15 HT
  • Part No. : 310022000
  • Bore diameter: 15.1 mm
  • Design: Open
  • Flow rate: 0.21 - 0.75 l/s
Downloads and properties
  • Max temperature: permanently 127°
Technical Product Information Download certificate Download drawing ›  Download Specsheet
OF 15 HT
  • Part No. : 310024000
  • Bore diameter: 15.1 mm
  • Design: Open
  • Flow rate: 0.21 - 0.75 l/s
Downloads and properties
  • Max temperature: permanently 127°
Technical Product Information Download certificate Download drawing ›  Download Specsheet
OV 25 HT
  • Part No. : 310028000
  • Bore diameter: 25.1 mm
  • Design: Open
  • Flow rate: 0.43 - 2.12 l/s
Downloads and properties
  • Max temperature: permanently 127°
Technical Product Information Download certificate Download drawing ›  Download Specsheet
OV 32 HT
  • Part No. : 310030000
  • Bore diameter: 32.1 mm
  • Design: Open
  • Flow rate: 0.85 - 3.90 l/s
Downloads and properties
  • Max temperature: permanently 127°
Technical Product Information Download certificate Download drawing ›  Download Specsheet
OV 40 HT
  • Part No. : 310046000
  • Bore diameter: 40.1 mm
  • Design: Open
  • Flow rate: 1.25 - 6.00 l/s
Downloads and properties
  • Max temperature: permanently 127°
Technical Product Information Download certificate Download drawing ›  Download Specsheet
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All further information
No matches were found.For an improved search result, try changing your filter criteria or reset all filters. For further questions you can contact us.
Get advice now

Please contact us for help finding the right check valve. Our qualified staff will be happy to assist you with any questions you may have.

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OEM / manufacturers
  • oem_inquiry@neoperl.com
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