Questions? Call us! (918) 663-9321

Severe Duty and Explosion Proof HVAC


Industrial air conditioners engineered and manufactured for hazardous and corrosive locations



Explosion Proof Design

Safe HVAC systems for hazardous locations

Built-in 50% Redundancy

Two separate stages of cooling for less downtime

Third-Party Certified

UL, CSA and ATEX certified for ensured safety

When you need industrial strength HVAC, be Specific

Customized systems to meet the needs of individual applications

Specific Systems HVAC: Offshore

HVAC for Offshore Oil & Gas

Using components built for corrosive environments keeps your processes running long-term.

Specific Systems HVAC: Water/Wastewater Treatment

HVAC for Water & Wastewater Treatment

Around the world, our units help filter corrosive air to keep personnel and electrical equipment safe.

Specific Systems HVAC: Pipeline

HVAC for Midstream Oil & Gas

Where oil flows, so flows your revenue. Count on Specific Systems to minimize process downtime.

Words From Our Customers

Overall, everyone is very impressed with the product, and [our company] is very happy to be associated with with Specific Systems. Thanks again for your great efforts in product knowledge and support. We will be specifying further units with this customer as a result.

— Douglas E., EPC Firm

Specific Systems Air Conditioners hold up to the harsh environments that the IDS drilling system and drive houses are built to operate in. Their industrial and explosion proof HVAC units have helped us win projects since our customers know they are getting a low maintenance product that lasts. The service support staff is always willing to help during installation, and the sales team is great about getting quotes back to us quickly.

— Keith H., Integrated Drive Systems

Your assistance with sizing and selecting the custom air conditioning equipment to condition the new 400hp and 1000hp drives was greatly appreciated. Your ability to provide information on a timely basis was an asset to our fast-paced project. The custom cabinetry sizes of your equipment gave us the flexibility needed to make the design work in the confined spaces we had available to us.

— Robert S., Consulting Engineer

Explosion Proof HVAC – Severe Duty HVAC – Hazardous Area HVAC

Building the world's best since 1974

Specific Systems is the leading manufacturer of third-party certified Explosion Proof HVAC, Explosion Proof Air Conditioning, Severe Duty HVAC and ATEX HVAC Systems for the petrochemical, telecommunications, military, and other difficult environments.

Since 1974, Specific Systems has shipped thousands of special purpose air-conditioning, heating, ventilating and pressurization systems with a commitment to reliability, service and design excellence. Specific Systems specializes in building the best severe duty and explosion proof HVAC in the world. This has been accomplished through proven engineering and design principles, combined with a dedication to continued improvements in our standard modular HVAC products. With this strong engineering focus, Specific Systems leads the industry in hazardous area environmental control system technology. You can always depend on Specific Systems to perform to full capacity.

We combine our expertise in HVAC with our knowledge of hazardous areas to provide packaged solutions to highly corrosive and hazardous (up to Class I, Division 1, Groups C and D) locations. Our InPac line is available in several formats to fit the needs of individual applications:

  • Vertical, through-the-wall (standard)
  • Horizontal, roof-mount
  • Split condenser/evaporator
  • Pad mount

Our AirPak wall-mount industrial HVAC systems are available in capacities from 5–20 tons with a variety of optional equipment.

Specific Systems is a privately held company, and our focus is on our customers—not shareholders. We ensure a level of service after the sale that is second-to-none.

logo-001.pnglogo-002.pnglogo-003.pnglogo-004.pnglogo-005.pnglogo-006.pnglogo-007.pnglogo-008.pnglogo-009.pnglogo-010.pnglogo-011.pnglogo-012.pnglogo-013.pnglogo-014.pnglogo-015.pnglogo-016.pnglogo-017.pnglogo-018.pnglogo-019.pnglogo-020.png
Go to top