industrial grade 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, cannabis, data center, and other industries.

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 using 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.