Standard Length –100 cm Width – 15, 20, 25, 35 cmHeigth – 6 – 38 cmLoading class A15 (1.5 tons), B125 (12.5 tons), C250 (25 tons) Channel – HDPE, Grating – Galvanised steel, Stainless steel, Ductile iron.Gratings are fastening to channel by 2-screw fixing system.It comes complete with trash boxes.Easy to install. Installation Instruction here