Global Leader in Electronic Pressure & Flow Control
__________________Proportion-Air is a US-based manufacturer with a global reputation for quality and excellence in industrial automation. We seek to understand every customer’s application and build a product tailored to the specific process. We build our products to your specifications whether you need one device or thousands. Offering free application and technical support, we strive to quote within 6 hours of understanding your needs.
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Pressure Control
FLOW Control
Coronavirus/COVID-19 Update
Indiana Governor Eric Holcomb issued a “stay-at-home” order for the state of Indiana, where Proportion-Air, Inc. is headquartered, beginning at midnight on Wednesday, March 25. Proportion-Air is an essential business, as our products are integral components serving...