Diversified Air Systems

Classification

This U.S. industry comprises establishments primarily engaged in (1) manufacturing stationary air purification equipment, such as industrial dust and fume collection equipment, electrostatic precipitation equipment, warm air furnace filters, air washers, and other dust collection equipment, and/or (2) manufacturing attic fans and...

1. Manufacturing33
2. Machinery Manufacturing333
3. Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing33341
4. Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing333413