PVC VENT SCREENS

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

Plastics Pipe and Pipe Fitting Manufacturing

This includes establishments primarily engaged in converting plastics resins into plastics pipes and pipe fittings.

Other Fabricated Wire Product Manufacturing

This includes establishments primarily engaged in manufacturing fabricated wire products (except springs) made from purchased wire.

Illustrative Examples:

Barbed wire made from purchased wire
Chain link fencing and fence gates made from purchased wire
Metal baskets made from purchased wire
Paper clips made from purchased wire
Nails, brads, and staples made from purchased wire
Noninsulated wire cable made from purchased wire
Woven wire cloth made from purchased wire

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.

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