Material: steel hot-cold rolled, stainless steel, aluminium.
Thickness (s) mm: standard 2/2,5/3mm * other on request.
Lenght (L) mm: on request-most common.
Width (B) mm: depend of lenght R and angle of stair case 20° or 24°.
Height (h) mm: tailor made * most comon height 50/60/70/74mm.
Perforation: antiskid perforation or embossing from Perfom catalogue.
Surface: raw or hot galvanised.
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