VULCATHENE

Sanitary installations, namely, sinks, anti-siphon and dilution recovery plumbing traps and drip cups, all sold as a unit; acid-resisting sanitary and laboratory fittings of plastic, and acid-resisting fittings of plastic, both for use in conveyance and general plumbing, namely, cocks, traps, valves, but not including pipes

Flexible pipes, tubes, and hoses and fittings therefor, all non-metallic, fittings for rigid pipes, all non-metallic; flexible pipes, pipe fittings, and non-metal pipe collars; all made of plastics impervious to acid; plastic pipe fittings, impervious to acid, for waste pipes

Rigid pipes, not of metal; water-pipe valves, not of metal or plastic