HOLT PLUMBING COMPANY, LLC

Water Supply and Irrigation Systems

Establishments in this category are primarly engaged in operating water treatment plants and/or operating water supply systems. The water supply system may include pumping stations, aqueducts, and/or distribution mains. The water may be used for drinking, irrigation, or other uses.

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 Plumbing Fixture Manufacturing

This includes establishments primarily engaged in manufacturing plastics or fiberglass plumbing fixtures. Examples of products made by these establishments are plastics or fiberglass bathtubs, hot tubs, portable toilets, and shower stalls.

Pottery, Ceramics, and Plumbing Fixture Manufacturing

Establishments in this category are primarly engaged in shaping, molding, glazing, and firing pottery, ceramics, plumbing fixtures, and electrical supplies made entirely or partly of clay or other ceramic materials.

Illustrative Examples:

Bathroom accessories, vitreous china and earthenware, manufacturing
Ceramic or ferrite permanent magnets manufacturing
Chemical stoneware (i.e., pottery products) manufacturing
Clay and ceramic statuary manufacturing
Earthenware table and kitchen articles, coarse, manufacturing
Porcelain electrical insulators manufacturing
Vitreous china plumbing fixtures manufacturing

Plumbing Fixture Fitting and Trim Manufacturing

This includes establishments primarily engaged in manufacturing plumbing fixture fittings and trim of all materials, such as faucets, flush valves, and shower heads.

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.

Septic Tank and Related Services

This includes establishments primarily engaged in (1) pumping (i.e., cleaning) septic tanks and cesspools and/or (2) renting and/or servicing portable toilets.