NELSON AIR MECHANICAL LLC

Steam and Air-Conditioning Supply

Establishments in this category are primarly engaged in providing steam, heated air, or cooled air. The steam distribution may be through mains.

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

Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers

Establishments in this category are primarly engaged in the merchant wholesale distribution of plumbing equipment, hydronic heating equipment, household-type water heaters, and/or supplies.

Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers

Establishments in this category are primarly engaged in the merchant wholesale distribution of warm air heating and air-conditioning equipment and supplies.

Illustrative Examples:

Air pollution control equipment and supplies merchant wholesalers
Nonportable electric baseboard heaters merchant wholesalers
Air-conditioning equipment (except room units) merchant wholesalers
Warm air central heating equipment merchant wholesalers
Automotive air-conditioners merchant wholesalers
Ductless heating and air-conditioning system equipment merchant wholesalers

All Other Automotive Repair and Maintenance

This includes establishments primarily engaged in providing automotive repair and maintenance services (except mechanical and electrical repair and maintenance; body, paint, interior, and glass repair; motor oil change and lubrication; and car washing) for automotive vehicles, such as passenger cars, trucks, and vans, and all trailers.

Illustrative Examples:

Automotive air-conditioning repair shops
Automotive tire repair (except retreading) shops
Automotive rustproofing and undercoating shops

Appliance Repair and Maintenance

This includes establishments primarily engaged in repairing and servicing household appliances without retailing new appliances, such as refrigerators, stoves, washing machines, clothes dryers, and room air-conditioners.