19 Building materials (non-metallic); non-metallic rigid pipes for building; profiles, plates, foils, plastics for building; and building materials, in particular windows, doors, gates, staircases, portals, linings, walls, floors, ceilings, facades, roofs, roller blinds, boxes for roller blinds; window frames, door frames, frame profiles; linings for doors and windows; openers (with exceptions of locks of all types) for windows, doors, gates, shelves; butt wraps for profiles and end-caps; window sills, blind substructures, sun screens and blinds; all the aforesaid goods for buildings and not non-metallic