19 Wainscotting, not of metal; curtain walls, not of metal; flooring or wall claddings of synthetic materials; paperboard for building; buildings, not of metal; building paper; wood veneers; wood panelling; cornices, not of metal; windows, not of metal; doors, not of metal; props, not of metal; laths, not of metal; shutters, not of metal; door panels, not of metal; wood pulp board for building; door frames, not of metal; partitions, not of metal; building glass, all the aforesaid goods not of brick or ceramic materials