Nitrogen Leak Testing & Detection

Nitrogen gas is used to detect leaks in a variety of plumbing or piping applications. Nitrogen gas is injected under pressure to assure good connections in welding and threaded pipefittings. Learn more about how an onsite nitrogen generator can help support your leak detection & testing efforts.

Recommended Nitrogen Systems for Nitrogen as a Propellant

Nitrogen Generator Container Systems
We design and build our nitrogen-generating systems to fit a steel ISO container or similar structure for ease and security of shipment.

Nitrogen Cylinder Filling
Nitrogen cylinder filling stations can be easily incorporated into any nitrogen generator system. We offer a convenient and reliable way to fill your own cylinders for a fraction of the cost of bottled-gas purchase and delivery.

Nitrogen Membrane Generator
The nitrogen membrane generator is a complete turnkey system. It arrives at your location designed and built to your specifications and you put it online.

Nitrogen Generator Membrane Trailer Systems
On Site Gas is one of the top manufacturers of mobile nitrogen generator systems worldwide – available in flows up to 90,000 SCFH and purity as high as 99.9%.

PSA Nitrogen Generator
On Site’s PSA nitrogen generator technology assures quick returns on your investment and stable year-to-year gas costs.


Required Gas: Nitrogen
Purity Range: 95 – 99.999%