Firelock
Duo

Double flap device for natural smoke and heat extraction in case of fire, certified according to the EN 12101-2 standard. In addition to its primary function in the event of a fire, it also serves for daily ventilation and effective illumination of buildings with natural light. The device is available in a wide range of dimensions, with various types of fillings and control methods. A version with an interrupted thermal bridge in the leaf profile and the base is also available – thanks to which it achieves excellent thermal insulation properties. The high variability of designs allows for exact adaptation to specific project requirements, making Firelock Duo an exceptionally flexible and cost-effective solution with an excellent price-performance ratio. The device is suitable for installation in industrial buildings, shopping centers, exhibition halls, and sports arenas. Fall protection according to GS-BAU-18 is a matter of course for all dimensional series of the device, with the option of installation directly into the device during production.