19 Thermoplastic products and piping systems for the control, containment and transport of high purity and reverse osmosis deionized water, corrosive and abrasive fluids and corrosive and volatile fumes, namely, high purity piping systems consisting of non-metal water pipes made of polypropylene and polyvinylidene fluoride for the transport of high purity and reverse osmosis deionized water, and non-metal fittings made from polypropylene and polyvinylidene fluoride for non-metal rigid water pipes in the nature of tees, elbows, reducers, stub ends, backing rings, back ends, and adapters; dual laminate piping systems made from polypropylene, polyvinylidene fluoride and ethylene chlorotrifluoroethylene consisting of non-metal dual laminate rigid pipes for the containment and transport of corrosive and abrasive fluids, and non-metal fittings for non-metal dual laminate rigid pipes used in the containment and transport of corrosive and abrasive fluids in the nature of tees, elbows, reducers, stub ends, backing rings, back ends, and adapters; double wall piping systems for the control, containment and transport of corrosive and abrasive fluids and corrosive and volatile fumes consisting of non-metal double containment pipes made from PVC, chlorinated polyvinyl chloride, polypropylene, high density polyethylene, polyvinylidene fluoride and ethylene chlorotrifluoroethylene for containing and transporting liquids and fumes and non-metal fittings made from PVC, chlorinated polyvinyl chloride, polypropylene, high density polyethylene, polyvinylidene fluoride and ethylene chlorotrifluoroethylene for non-metal double containment pipes in the nature of tees, elbows, reducers, laterals, end caps, p-traps, restraints, and supports
Trademark: 90474509
