BLUEDOCS LLC

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

Other Paperboard Container Manufacturing

This includes establishments primarily engaged in converting paperboard into paperboard containers (except corrugated, solid fiber, and folding paperboard boxes) without manufacturing paperboard.

Illustrative Examples:

Fiber cans and drums (i.e., all-fiber, nonfiber ends of any material) made from purchased paperboard
Milk cartons made from purchased paper or paperboard
Sanitary food containers (except folding) made from purchased paper or paperboard
Setup (i.e., not shipped flat) boxes made from purchased paperboard

Abrasive Product Manufacturing

Establishments in this category are primarly engaged in manufacturing abrasive grinding wheels of natural or synthetic materials, abrasive-coated products, and other abrasive products.

Illustrative Examples:

Aluminum oxide (fused) abrasives manufacturing
Buffing and polishing wheels, abrasive and nonabrasive, manufacturing
Diamond dressing wheels manufacturing
Sandpaper manufacturing
Silicon carbide abrasives manufacturing
Whetstones manufacturing

Bolt, Nut, Screw, Rivet, and Washer Manufacturing

This includes establishments primarily engaged in manufacturing metal bolts, nuts, screws, rivets, washers, and other industrial fasteners using machines, such as headers, threaders, and nut forming machines.