PERTFLEXTRA

Non-electric cables and wires of common metal; pipes and tubes of metal; goods of common metal not included in other classes; pipes, pipe systems and pipe fittings of metal; junctions of metal for pipes; reinforcing materials of metal for pipes

Apparatus for heating, refrigerating, drying, ventilating, water supply and sanitary purposes; district heating pipes; boiler pipes [tubes] for heating installations

Plastics in extruded form for use in manufacture; packing, stopping and insulating materials; junctions, not of metal, for pipes; pipe muffs, not of metal; pipe gaskets; packing and reinforcing materials, not of metal, for pipes; flexible pipes, not of metal; flexible tubes and hoses, not of metal

Building materials (non-metallic); non-metallic rigid pipes for building; pipes, pipe systems and pipe fittings of plastic