Metal building materials and elements, namely, roofing panels; wall panels; door panels; fencing panels; ceiling panels; roofs; roofing materials, namely, glazing bars, ridge beams, eaves beams, gutters, decorative panels and mouldings, crestings and finials; windows; window frames; doors; door frames

non-metal sealing gaskets

Non-metal building materials and elements, namely, roofing panels; wall panels; glass panels; door panels; fencing panels; ceiling panels; roofs; roofing materials, namely, glazing bars, ridge beams, eaves beams, gutters, decorative panels and mouldings; crestings and finials; windows; window frames; doors; door frames; plastic roofing panels and translucent plastic roofing panels