A fire resistant glazing for preventing fire and smoke from penetrating from one room into another in case of fire, comprising a flush-fitted door leaf, an upper part arranged above this one and glass surfaces mounted without frames as lateral fixed elements on both sides of the door leaf and the upper part, comprising the combination of the following features: 1.1 each glass surface consists of a fire protection pane, which comprises glass panes (11, 12 or 19, 20) spaced apart in parallel from each other by means of an edging compound, wherein the space enclosed by the edging compound between the glass panes (11, 12 or 19, 20) is filled with a fire protection gel, 1.2 the edging compound of the fire protection panes is offset inwards while forming a groove in the area of the abutting edges which are directly adjacent to the door leaf, 1.3 in the area of the lateral abutting edges of the door leaf the one of the glass panes (11 or 19) of the fire protection panes is set back with respect to the other one (12 or 20) for forming a stepped rabbet, 1.4 the door leaf is arranged on the floor by means of fittings (8 or 7) that are arranged in a covered manner, in particular by means of a floor spring, and on the upper part in a pivoting manner, characterized by the following features: 1.5 the door leaf is made of wood and/or wooden materials and is provided with corresponding strip-shaped stop profiles (15, 16) that correspond to the stepped rabbets formed on the glass surfaces (A, C), and 1.6 the groove of the edging compound of the fire protection panes, which groove is provided on the side of the abutting edges, is provided with a stuck in lath made of wood and/or calcium silicate, in which lath a recess in the form of a stepped rabbet that corresponds to the stop profile (15 or 16) is provided. 1.1 each glass surface consists of a fire protection pane, which comprises glass panes (11, 12 or 19, 20) spaced apart in parallel from each other by means of an edging compound, wherein the space enclosed by the edging compound between the glass panes (11, 12 or 19, 20) is filled with a fire protection gel, 1.2 the edging compound of the fire protection panes is offset inwards while forming a groove in the area of the abutting edges which are directly adjacent to the door leaf, 1.3 in the area of the lateral abutting edges of the door leaf the one of the glass panes (11 or 19) of the fire protection panes is set back with respect to the other one (12 or 20) for forming a stepped rabbet, 1.4 the door leaf is arranged on the floor by means of fittings (8 or 7) that are arranged in a covered manner, in particular by means of a floor spring, and on the upper part in a pivoting manner, characterized by the following features: 1.5 the door leaf is made of wood and/or wooden materials and is provided with corresponding strip-shaped stop profiles (15, 16) that correspond to the stepped rabbets formed on the glass surfaces (A, C), and 1.6 the groove of the edging compound of the fire protection panes, which groove is provided on the side of the abutting edges, is provided with a stuck in lath made of wood and/or calcium silicate, in which lath a recess in the form of a stepped rabbet that corresponds to the stop profile (15 or 16) is provided. 1.5 the door leaf is made of wood and/or wooden materials and is provided with corresponding strip-shaped stop profiles (15, 16) that correspond to the stepped rabbets formed on the glass surfaces (A, C), and 1.6 the groove of the edging compound of the fire protection panes, which groove is provided on the side of the abutting edges, is provided with a stuck in lath made of wood and/or calcium silicate, in which lath a recess in the form of a stepped rabbet that corresponds to the stop profile (15 or 16) is provided.