06
Metal building materials, namely pipes, tubes and junctions
made of metal or containing metal; pipes, tubes and flange
joints made of metal or containing metal; road system
components, namely manholes and grilles of ductile iron for
highways and kerbs; coverings for cable chambers, rain-water
pipes, ground equipment, siphon traps, rainwater gullies,
liquid separators, as well as connectors, assemblies and
castings for the assembly, jointing, installation and repair
of pipes, all these goods being made of metal or
metal-based, intended for conduits for underground public
works or intended for sanitary or rainwater drainage systems
for buildings; hardware and metal parts for installing
doors, windows or assemblies of tempered glass; metal
profiles; metal regulation valves other than parts of
machines; water-pipe valves
11
Water supply, distribution and purification installations
(especially taps, hydrants, water outlet stands, water
pipes), installations for water purification and treatment,
irrigation networks, irrigation hydrants, grit chambers for
collecting drains; plumbing fixtures for water supply
networks, shut-off valves for water supply networks, tapping
sleeves for water supply lines, butterfly valves; regulating
apparatus for water supply, namely regulating valves, flow
limiters, level regulators, water pipe valves, water tank
taps; stop cocks; curb cocks; apparatus for protecting
networks, namely air relief valves for water supply as parts
of water distribution installations; air vents for water
supply as parts of water distribution installations
17
Rubber, gutta-percha, gum, asbestos, mica; goods made of
these materials (rubber, gutta-percha, gum, asbestos, mica)
not included in other classes, namely: clutch linings, shock
absorbers, stuffing rings, insulating bands, weatherstrips,
seals, expansion joint fillers, non-metallic pipe muffs,
insulating paints; goods of semi-processed plastics;
packing, stopping and insulating materials; non-metallic
hoses and flexible pipes, non-metallic pipe junctions;
seals
19
Non-metallic building materials, namely non-metallic rigid
pipes, tubes and junctions, ground equipment, siphons,
rainwater gullies, liquid separators, as well as connectors,
assemblies and moulded parts for the mounting and
installation of conduits, all these goods being rigid and
not of metal