CH2O INC

Plumbing, Heating, and Air-Conditioning Contractors

Establishments in this category are primarly engaged in installing and servicing plumbing, heating, and air-conditioning equipment. Contractors in this industry may provide both parts and labor when performing work. The work performed may include new work, additions, alterations, maintenance, and repairs.

Illustrative Examples:

Cooling tower installation
Heating, ventilation, and air-conditioning (HVAC) contractors
Duct work (e.g., cooling, dust collection, exhaust, heating, ventilation) installation
Lawn sprinkler system installation
Fire sprinkler system installation
Mechanical contractors
Fireplace, natural gas, installation
Refrigeration system (e.g., commercial, industrial, scientific) installation
Furnace installation
Sewer hookup and connection, building

All Other Miscellaneous Chemical Product and Preparation Manufacturing

This includes establishments primarily engaged in manufacturing chemical products (except basic chemicals, resins, and synthetic rubber; cellulosic and noncellulosic fibers and filaments; pesticides, fertilizers, and other agricultural chemicals; pharmaceuticals and medicines; paints, coatings and adhesives; soaps, cleaning compounds, and toilet preparations; printing inks; explosives; custom compounding of purchased resins; and photographic films, papers, plates, chemicals, and copy toners).

Illustrative Examples:

Activated carbon and charcoal manufacturing
Antifreeze preparations manufacturing
Electronic cigarette vapor liquids, including closed refills, manufacturing
Industrial salt manufacturing
Lighter fluids (e.g., charcoal, cigarette) manufacturing
Matches and matchbook manufacturing
Pyrotechnics (e.g., flares, flashlight bombs, signals) manufacturing
Sugar substitutes (i.e., synthetic sweeteners blended with other ingredients) made from purchased synthetic sweeteners
Swimming pool chemical preparations manufacturing
Writing inks manufacturing