VENN - Air vent valve Model AF-4
Air vent valve for liquids (for Building Equipment, Factory Equipment etc.) Automatically discharge air accumulated in piping and sealed tank, and smoothen the flow of fluid.
When there is negative pressure and internal liquid level decreases, air vent valve will open to absorb air.
· Head swinging valve disc for better air tightness.
· Comparatively larger discharge amount.
· Simple structure allowing easy maintenance.
· Nylon coating of AF-4CN, highly rust resistant.
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