Shower kits comprised of shower panels, trim, and soap shelves, used to build and install shower stalls

Pipes, tubes, fittings for pipes and tubes, pipe couplings, pipe connectors and joints, valves not being parts of machines, clamps, pipe adaptors, and repair clamps all for pipes and tubes, all made wholly or principally of metal; and parts and fittings for all the aforesaid goods

Metal pipes, metal tubes, fittings for metal pipes and tubes; metal pipe couplings and joints, metal pipe connectors, manually operated metal valves; metal clamps, metal adaptors and repair clamps all for pipes and tubes; parts and fittings for all the aforesaid goods

chemical indicator sticks, namely, paper test strips used to measure water samples for free chlorine, high free chlorine, total chlorine, iodine, iron (Fe+2/Fe+3), copper (Cu+1/Cu+2), peroxide (H2O2), nitrate nitrogen, nitrite nitrogen, pH, total hardness, and total alkalinity