doors made primarily of aluminium and also including polycarbonate or glass; windows made primarily of aluminium and also including polycarbonate or glass; skylights made primarily of aluminium and also including polycarbonate or glass; fixed and retractable enclosures, structures and buildings consisting primarily of structural aluminium frames with polycarbonate or glass glazing for use in pool enclosures, patio enclosures, spa enclosures, conservatories, sunrooms, cafes, restaurants, indus...

fixed and retractable enclosures, structures and buildings consisting primarily of structural aluminium frames, glazed in polycarbonate or glass, for use in pool enclosures, patio enclosures, spa enclosures, conservatories and sunrooms; retractable roofing systems consisting primarily of structural and aluminium frames, polycarbonate or glass glazing featuring roofing, windows, doors and walls sold as a unit