VPC

Building materials of metal, namely, metal pipes, metal drain pipes, metal gutter pipes, metal sewer pipes, metal water pipes, metal pipe couplings and joints, metal pipe connectors, metal window frames, metal door frames, metal frames for buildings, metal couplings for use with metal frames and ducts, metal seals for use in pipe connections, and metal ducts for heating, ventilation and air conditioning; metal tubes, metal branching pipes; clips of metal for cables and pipes; drain traps of metal; metal pipe fittings, namely, pipe joints, slip on sleeves and pipe plug pieces

Machine couplings other than for land vehicles

Pipe muffs, not of metal; junctions for pipes, not of metal; gaskets, namely, non-metal sealing rings for use as connection seals and non-metal gaskets for tube and pipe fittings, tube and pipe junctions, and tube and pipe connections used in building and earthworks construction; pipe gaskets; junctions for pipes, in the form of connectors and adaptors, and pipe plug pieces; all not of metal

Rigid branching pipes, not of metal; penstock pipes, not of metal; rigid piping for building, not of metal; non-metal building materials made of plastic, namely, non-metal rigid pipes, non-metal drain pipes, non-metal gutter pipes, non-metal sewer pipes, non-metal water pipes, non-metal pipe couplings and joints, non-metal tubing and tubing couplings for joining and terminating pipes, non-metal window frames; rigid pipe segments, not of metal, for building