Pipes; half pipes, pipe elbows; pipe forming members; all the aforementioned goods being for use in buildings; hydroponic ducting and components therefor within this class; pipe-like formwork for formation of columns

Pipes, ducts and conduits; half pipes, ducts and conduits including half pipes, ducts and conduits which may be interconnected to form full pipes, ducts and conduits; pipe elbows; pipe, duct and conduit forming members; all the aforementioned goods being used for carrying electrical cable or wire; joiners for the aforementioned pipes, ducts and conduits

Metal clips for suspended ceilings