Proportion-Air, Inc.
Proportion-Air, Inc.
YouTube Video
  • Proportion-Air, Inc. is a manufacturer of electronic air pressure regulators and air flow control valves. Founded in 1985 by corporate President Daniel E. Cook Proportion-Air offers a large family of electronic air pressure regulators and air flow control valves that allow you to select the best product to match your exact application requirements

Proportion-Air, Inc.
Proportion-Air, Inc.
YouTube Video
  • Visual on test results of Proportion-Air closed loop mass flow control valve. This electropneumatic control valve controls a mass flow rate of 0 to 200sccm. Shown is 20sccm. Air flow control valves are available to 250scfm.

Proportion-Air, Inc.
Proportion-Air, Inc.
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Proportion-Air, Inc.
Proportion-Air, Inc.
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  • New: Catch up with the latest news and information from Proportion Air on our Blog! We will update regularly with news, products and some fun stuff too!

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