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Inerting, Sparging, Pressurising and Purging

The inert and dry properties of food grade gases offer a world of solutions

Do you wish to blanket your flammable oils with a protective layer of nitrogen, sparge fine bubbles of nitrogen or CO₂ through your liquid food preparation to remove unwanted dissolved oxygen, pressurize your lightweight packaging, push your liquids through your pipework or anything in between?

Our engineers and tailored solutions can help make sure that your inerting, sparging, pressurising and purging processes meet all performance standards while minimising gas volume requirements and optimising supply mode.

Watch Inerting, Sparging, Pressurising and Purging with Food Grade Gases

Why Are Inert Gases So Often Used?

Quality and Shelf Life

They displace moisture and oxygen preventing accelerated product deterioration and unwanted reactions.

Operational efficiency

Under pressure, they can move liquids and remove unwanted gases or impurities from storage areas or piping networks.

Waste Reduction

They can pressurise lightweight packaging, preventing package collapse. Thinner bottles means less plastic waste.

Cost Savings

Extended shelf-life, reduced plastic usage and decreased foaming during the carbonation step means more cost savings


Inert gases are non-reactive. They enable safe storage and use of flammables and prevent combustible dust explosions.

Freshline® Food Services

We don't just supply gases and equipment, we want to help you succeed every step of the way. This is why we also are world leaders in food industry innovation, run trials for you on-site or in one of our laboratories, offer consultancy including process evaluation and optimisation, analytical services and training support.


Wondering about Quality and Compliance?

We care deeply about safety and quality. Our gases and equipment comply with all relevant food legislation.



Air Products gases, typically provided in gaseous and liquid form, enable customers in a wide range of industries to improve their environmental performance, product quality, and productivity.


Compressed argon gas and liquid argon in a variety of purities and in various modes of supply around the world thanks to our network of storage and transfill facilities.

Carbon Dioxide

Our experienced applications teams across the globe can use their industry and application knowledge to provide you with a compressed or liquid carbon dioxide supply and technology solution to meet your unique needs.


Useful as a gas, for its inert properties, and as a liquid for cooling and freezing. Virtually any industry can benefit from its unique properties to improve yields, optimize performance and make operations safer.

Bulk Supply

Delivered by truck and stored on your site either as a liquid in cryogenic tanks or as a gas in high-pressure tubes based on your volume, desired pressure, purity level, flow rate, and operating pattern.

Cylinders & Hard Goods

The traditional solution for low-volume gas supply. Cylinders can be supplied in a full range of sizes, pressures and gas purities for a range of gases and gas mixtures. Search our extensive network of distributors in the U.S. and parts of Canada for your cylinder and hard goods supply needs.

CryoEase® Microbulk Solutions

A convenient and cost-effective solution for larger operations. CryoEase® tanks are available in a range of sizes. The CryoEase® service simplifies your gas supply by eliminating the need to handle cylinders, stock taking and ordering.

Curious to find out more?

Book a free consultation with one of our experts.

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