Fire Smoke Damper Hermik-DU - Automatic Closure for Fire Protection

Fire protection smoke valves GERMIC-DU are designed for automatic closing of openings in enclosing building structures and in channels, produced with fire resistance EI 90. Valve type wall, channel (two connection flanges). The blades (flaps) do not extend beyond the valve body dimension. The actuating mechanism is electric actuator with spring return or reversible (open-closed), electromagnet.