Aerovent is a globally renowned manufacturer in the industrial fan market that designs, engineers, and supplies a wide variety of industrial-grade axial fans, centrifugal process blowers, corrosion-resistant composite fans, OEM fans/propellers and custom air make-up units.

A wholly owned subsidiary of Daikin Industries Ltd., delivers engineered advanced HVAC technology for commercial, industrial and institutional customers with knowledgeable application expertise.

Ritchie Engineering Inc. offers a complete line of HVAC&R service and installation tools including recovery, vacuum pumps, hoses, test and charging manifolds, gauges, leak detection and electronic testing equipment, and service tools.

Custom designed and manufactured plate fin heat exchangers. Hot water, chilled water, evaporator, condenser, steam, ammonia, and specialty coils. Copper, aluminum, steel and stainless steel construction.

Since 1965, TEMP-AIR Inc. has been a renowned provider of temporary, portable heating, cooling, dehumidifying, and air filtration rental services to the U.S. construction industry.

Tjernlund Products provides quality engineered and manufactured products that solve exhaust, ventilation and heating/cooling problems. They provide Duct fans, draft inducers, power venters for horizontal vents, vent hoods, fresh and combustion air intakes, room-to-room transfer fans, exhaust and radon fans.