Fire retardant installation of window and door frames. Fire and smoke retardant sealing of connections between partition walls, ceilings and floors. Filling of cavities. All applications where fire retardant characteristics are required, such as sealing of all openings in roof construction, sealing of cable and pipe penetrations. Creation of a sound proof screen. Bonding of insulation materials. Application of sound-deadening layers. Improving thermal insulation of cold store areas. B1.