Marvair air conditioning units are not exclusively for schools; the company also builds units for commercial modular facilities, petrochemical and telecommunication sites and marine vessels. The company has been supplying specialized HVAC equipment for commercial and industrial use since 1947.
Marvair builds air conditioners suited to the needs of its industry customers. Its wall-mounted ComPac air conditioners are designed to cool electronic equipment facilities, while its ModPac wall-mounted units are made for classroom and commercial modular use. The GreenPac and GreenPac HGR wall mount units, for movable and permanent classrooms, feature the Marvair GreenWheel ERV energy recovery ventilator, which meets American Society of Heating, Refrigerating and Air-Conditioning Engineers standards.