PRPL, Purple Engineering

Free Vent & Weather Cowl


Our Free Vent allows atmospheric air to travel freely in and out of storage tanks where no filtering is necessary. This vent is manufactured with a weather cowl to incur that no harmful objects enters the tank.




Available in 3", 4", 6", 8" and 10".

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Do you need help with your Tank Free Vent choices?

Send us an Email and let us know about your project and we will provide you with the best options available.

Or you can on (+61) 1300 62 4020