Exterior metal building materials, namely, roofs, louvers, namely, bladed shutters or panels for controlling exposure to sun, wind or weather or for privacy purposes, roofing blades, shutters, doors, gates, fences, screens and panels; building systems, namely, component panels comprised primarily of [ metal roofs, ] louvers, roofing blades, shutters, doors, gates, fences, screens and panels

Building materials in this class including roofs, louvres, building slats, roofing slats, roofing blades, shutters, windows, doors, gates, fences, screens and panels; building systems consisting of the aforesaid building materials; parts, fittings and accessories in this class for all the aforesaid

Building materials, not of metal, namely, roofs, louvres, building slats, roofing slats, roofing blades, shutters, windows, doors, gates, fences, screens and panels, included in this class; building materials, not of metal, for use as parts and components of building systems; parts, fittings and accessories, not of metal, for all the aforesaid, included in this class