This industry comprises establishments primarily engaged in the merchant wholesale distribution of plumbing equipment, hydronic heating equipment, household-type water heaters, and/or supplies. Establishments primarily engaged in--

Including:

• Bathtubs merchant wholesalers
• Boilers (e.g., heating, hot water, power, steam) merchant wholesalers
• Brass goods, plumbers', merchant wholesalers
• Burners, fuel oil and distillate oil, merchant wholesalers
• Convectors merchant wholesalers
• Drinking fountains (except refrigerated) merchant wholesalers
• Fireplaces, gas, merchant wholesalers
• Fireplaces, prefabricated gas, merchant wholesalers
• Fittings and valves, plumbers', merchant wholesalers
• Fountains, drinking (except refrigerated), merchant wholesalers
• Furnaces (except forced air), heating, merchant wholesalers
• Gas fireplaces merchant wholesalers
• Gas hot water heaters merchant wholesalers
• Heating boilers, steam and hot water, merchant wholesalers
• Heating equipment, hot water, merchant wholesalers
• Hydronic heating equipment and supplies merchant wholesalers
• Lavatory fixtures merchant wholesalers
• Oil burners, heating, merchant wholesalers
• Pipe and boiler coverings merchant wholesalers
• Pipe fittings and valves, plumbers', merchant wholesalers
• Plumbers' brass goods merchant wholesalers
• Plumbing and heating valves merchant wholesalers
• Plumbing equipment merchant wholesalers
• Plumbing fixtures merchant wholesalers
• Plumbing supplies merchant wholesalers
• Radiators, heating, nonelectric, merchant wholesalers
• Sanitary ware, china or enameled iron, merchant wholesalers
• Sinks merchant wholesalers
• Solar heating panels and equipment merchant wholesalers
• Spa equipment merchant wholesalers
• Stoves (i.e., noncooking), heating, merchant wholesalers
• Toilet bowls and tanks merchant wholesalers
• Urinals merchant wholesalers
• Valves, plumbing and heating, merchant wholesalers
• Water heaters, gas and electric, merchant wholesaler
• Water purification equipment, household-type, merchant wholesalers
• Water softening and conditioning equipment merchant wholesalers