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Hey material, meet our valves.

With quality CNC-machining, NFPA compliance features and custom configurations for every application, our rotary airlock valves are the perfect match for your material processing needs.

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Customizable for maximum process efficiency

CI Series

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MD Series

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Find the perfect rotary valve for your material, your application, your process.

Blogs & Videos

Browse valve how-tos, NFPA tips and more

Ordering valves from ACS: Fast and Reliable

What’s it like to order a rotary valve from ACS Valves? Here’s a breakdown of our fast, reliable and cost-effective shipping process.

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View our valves in 3D

Get a 360° view of our rotary valves, parts and accessories in the 3D gallery.

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