Doors of metal; fire resistant doors of metal; windows of metal; fittings of metal for doors; fittings of metal for windows; structural parts of metal for doors; structural parts of metal of windows; glazed windows (metal frame); glazed metal framed panels for use in building

Glazed windows (non-metallic frame); doors, not of metal; glazed doors (non-metallic frame); non-metallic frames for doors; non-metallic frames for windows; windows, not of metal; fire retarding glass for use in construction; non-metallic building materials for fire protection