Pipes, tubes, ducts, sleeves, jackets, tees and joints being structural and replacement parts of sanitary installations; pipes, sleeves, jackets, tees and joints being structural and replacement parts of water supply and distribution installations; pipes, sleeves, jackets, tees and joints being structural and replacement parts of heating installations; sanitary installations and devices, namely, general mechanical and plumbing applications in the nature of water cooling and heating installations; water supply and distribution installations and devices, namely, water fountains and general hot and cold plumbing fittings and fixtures in the nature of valves and couplers; heating installations and heating devices in the nature of general mechanical and plumbing installations in the nature of water cooling and heating installations
Environmental Control ApparatusParts in the nature of joints, couplings, elbows, junctions, valves, tees, pipe supports and fittings, for rigid pipes, not of metal
Rubber GoodsNon-metallic building materials, namely, in the nature of composite panels composed primarily of nonmetal materials for general plumbing and mechanical installations; plastic building materials, namely, plastic pipe supports, plastic drainage, water, sewage pipes, plastic rigid tubes and heating, ducts, not of metal; rigid pipes, rigid tubes and/ or ducts, not of metal for construction purposes; plastic rigid tubes for building; pressure rigid pipes not of metal; non-metal branch pipes; water-pipe valves not of metal or plastic
Nonmetallic Building Materials