Air release & pipeline duty
Define air-release and air-admission requirements during filling, normal operation and draining. Include network pressure, medium and installation details.
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| Available Sizes | DN50-DN300 |
|---|---|
| Connection Type | Flanged |
| Pressure Rating | PN10 · PN16 · PN25 |
| Body Material | Ductile Iron |
| Epoxy Coating | >250 μm |
| Color | RAL5015 |
| Size | 50 · 65 · 80 · 100 · 150 · 200 · 250 · 300 |
Catalogue options. Operating limits depend on the selected size, materials and configuration.
The Combination Air Release Valve is designed to efficiently release trapped air and prevent vacuum formation in pipelines. It ensures smooth flow, protects against pressure surges, and reduces water hammer in water supply, irrigation, and sewage systems. Built for durability and reliable performance, it’s an ideal choice for maintaining pipeline stability and efficiency.
Applications: Water treatment
For technical documentation or assistance with your selection, contact Nordic Valves.

Isolation, air management and pipe connections. Consider the medium and the network as a whole.
Explore application guidanceDefine air-release and air-admission requirements during filling, normal operation and draining. Include network pressure, medium and installation details.
Tell us the water quality, operating pressure and pipe material. Include any coating, elastomer and drinking-water documentation requirements for the project.
Include the required installation drawing, material documentation and testing requirements. Confirm the final configuration and its operating limits with your enquiry.
Include the operating conditions in your enquiry. Add your medium, pressure, temperature and documentation requirements alongside the selected options.
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