Electric fire-fighting and smoke venting control system:Linkage with the fire alarm signal it can exhaust smoke in time when the fire broke out. Even if the fire signal fault it can also use manual mode to open the window.

       System has backup batteries so it can open window and ex-haust smoke when the power is cut-off,  The systemcan be connected with a variety of intelligent sensing devi-ces such as: smoke sensor, wind sensor, rain-sensor,temperature sense and  control.