Welcome to Holtec Gas Systems

Nitrogen Generation Systems

Design, Manufacture, and Service

About Nitrogen Generation

Compare Technology at a Glance

PSA vs Membranes

View Our Projects

We’ve been there before

Off-Shore, Desert, Large Industrial, Local Business

Sizing a PSA System

Learn about the tradeoffs in sizing generators

Use our calculator to find the right system

Solutions for Every Challenge

View our complete product line

PSA & Membrane systems


About Holtec: Science Force vs. Sales Force

Holtec is a global supplier of both PSA and Membrane type nitrogen generators for producing high purity nitrogen gas. Since 1999 we have been designing and manufacturing reliable systems worldwide from our location in Chesterfield, Missouri, USA (near St. Louis). With broad experience in the field of nitrogen generation, our products are serving industrial application worldwide in a wide variety of environments. Whether it’s the shop floor or an oil platform, our in-house team of engineers deliver state of the art products and solutions to our clients.

Our suite of standard products provide cost-effective solutions to most industrial applications. In addition, we are well adapted to supplying highly customized systems; taking full responsibility for engineering, procurement, fabrication, supply, and installation.

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