Metal drain covers and grates; covers of metal for use in drainage channels; metal access covers; goods of metal for use in drainage installations; grated covers of metal for pits, trenches, drains, underground access ways and ducts; parts and accessories for all the above-mentioned goods
Metal GoodsApparatus and fittings for sanitary purposes including waste water drains, shower drains and drain grates; parts and accessories for all the abovementioned goods
Environmental Control ApparatusNon-metallic rigid pipes; non-metallic drains; non-metallic drain grates; non-metallic drain traps; non-metallic floor drains; non-metallic drainage pits and ducts including trench drains and channels; grated covers for drainage pits and ducts; non-metallic parts and accessories for all the abovementioned goods
Nonmetallic Building Materials