BS EN 508-2:2019 Roofing and cladding products from metal sheet. Specification for self-supporting products of steel, aluminium or stainless steel sheet Aluminium

Construction systems parts
Marking
Sheet materials
Aluminium
Metals
Roof coverings
Designations
Dimensional tolerances
Classification systems
Coatings
Sheet roof coverings

Link: BS EN 508-2:2019 Roofing and cladding products from metal sheet. Specification for self-supporting products of steel, aluminium or stainless steel sheet Aluminium
Source: BSI Standards