For the first time (patent registred) a centric running Louvre Window with actuator invisibly integrated into the vent Frame has been developed. The HAHN Louvre Window Integral actuator is easily accessible for maintenance or exchange if necessary. The characteristical appearance is based on framed aluminium louvre blades.
The Integral is certified for use as NSHV (Natural Smoke and Heat Ventilation) device according to EN 12101-2, furthermore it is available ball protection proof suitable for use in sports facilities (DIN 18032-3)