What you need, when you need it.

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Industrial Gases


When the success of your project demands safe, high-quality industrial gases, you can trust the Tech Air Companies to deliver. Whether you’re looking for anything from cylinders to large bulk gas supply, Tech Air has what you need, when you need it.

We offer high-quality products with the convenience of next-day delivery to most locations. Our industrial and welding gas cylinder rentals and refills meet Compressed Gas Association (CGA) specifications, which means our team is not only competent, but also safe.

Medical Gases


You don’t stop caring for your patients, so we don’t stop working for you. From the physician’s office to hospital floors and everywhere in between, your number one priority is the health of your patients. That means your job demands safe, effective and high-quality medical gases, 24/7.

Tech Air provides a range of medical gases to help you accomplish what matters most – taking care of people. Our medical gases, gas cylinder rentals and refills are available for immediate pickup or next-day delivery. Whether you’re looking for anything from portable patient cylinders to bulk liquid oxygen supply, we deliver what you need, when you need it. To help you maximize efficiency, we offer Advanced Cylinder Management capability that allows you to track cylinders throughout your facility.

Specialty Gases


Tech Air offers high-purity specialty gases and precision-blended gas mixtures that support a wide range of research and industrial applications. Our specialty gases are tailored to your composition and purity needs, enabling you to focus on your job without worrying about your gas supply.

Our list of specialty gases and gas mixtures, gas cylinder rentals and refills, and specialty gas equipment are all available for in-store, online or for next-day delivery. No matter what, we deliver what you need, when you need it.



Tech Air is a leading distributor of propane. For businesses or personal use, from barbecue tanks and motor fuel to industrial heating, propane tanks and tank fills are available at your local Tech Air location, providing quick delivery directly to you. We also provide bulk propane delivery for residential and commercial customers throughout the mid-Atlantic region. For more information on our bulk propane services, visit our Tech Air Mid-Atlantic website.

Calibration Gases


Gasco is the leading and only independent manufacturer of Precision Calibration Gas Mixtures. Gasco has the capability to provide a wide range of simple mixtures such as ultra-high purity Nitrogen, as well as complex four gas mixtures and highly reactive gas mixtures.