19 Plastics for use in the building and construction industry, namely, polycarbonate architectural systems; thermoplastic sheets and materials for use in the building and construction industry, namely, polycarbonate architectural systems; thermoplastic sheets for building, namely, a multiwall panel system for roofing, cladding and glazing; roofing, not of metal; wall boards, not of metal; non-metallic building materials, namely, structural, roofing and ceiling panels for construction use and portable non-metal buildings; non-metal cladding for construction and building; non-metal façade panels for construction purposes; thermoplastic sheets for use as roof coverings; multiwall polycarbonate panel system for roofing and cladding designs; thermoplastic sheets for glazing buildings; glazing roofing systems, namely, polycarbonate architectural systems; plastic and thermoplastic sheets for building walls, skylights, awnings, canopies, pergolas, carports, patio covers, entrance covers and swimming pools