U.S. Census Bureau

2007 NAICS Definitions


333411 Air Purification Equipment Manufacturing

This U.S. industry comprises establishments primarily engaged in 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.

Cross-References. Establishments primarily engaged in--


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2007
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2002
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1997
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Corresponding Index Entries
333411333411333411 Air purification equipment, stationary, manufacturing
333411333411333411 Air scrubbing systems manufacturing
333411333411333411 Air washers (i.e., air scrubbers) manufacturing
333411333411333411 Dust and fume collecting equipment manufacturing
333411333411333411 Electrostatic precipitation equipment manufacturing
333411333411333411 Filters, air-conditioner, manufacturing
333411333411333411 Filters, furnace, manufacturing
333411333411333411 Furnace filters manufacturing