6 METAL HARDWARE; NAMELY, TUBING, PIPES; FITTINGS; NAMELY, TAPS, AND COUPLINGS, JOINTS AND VALVES
9 SOLENOID VALVES, PRESSURE GAUGES; THERMOMETERS, TIMERS AND METERS FOR USE IN DOMESTIC AND INDUSTRIAL FLUID CIRCUITS
11 PLUMBING FIXTURES; NAMELY, BIBCOCKS, VALVES AND FAUCETS; BATHROOM FIXTURES; NAMELY, WASH BASINS, BATH AND SHOWER TUBS, TOILETS, URINALS AND BIDETS
17 WEATHERSTRIPPING AND CAULKING COMPOUNDS USED TO ENSURE A PRESSURE TIGHT JOINT; NONMETALLIC HOSES AND PARTS THEREOF, PARTICULARLY INSTANTANEOUS AND MULTI-SERVICE PLASTIC CONNECTIONS, PLASTIC COUPLERS, PLUGS, TUBES, AND PLASTIC FITTINGS