CARBTROL CORPORATION

Commercial and Service Industry Machinery Manufacturing

Establishments in this category are primarly engaged in manufacturing commercial and service industry machinery, such as optical instruments and lenses (except ophthalmic), photographic and photocopying equipment, automatic vending machinery, commercial laundry and drycleaning machinery, office machinery, automotive maintenance equipment (except mechanics' handtools), and commercial-type cooking equipment.

Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing

This includes 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 industrial and commercial fans and blowers, such as commercial exhaust fans and commercial ventilating fans.