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Wind block door sealing wind system sealing fan and electric heater can be supplied by the manufacturer after selecting complete sets, wind block door includes wind door body, sealing wind entrance valve, drive device and other accessories, sealing fan and electric heater can be supplied complete sets, wind block door uses mechanical and electronic products, with torque protection and position limit device and can remotely control operation, electric device also has hand, electric switching function for installation debugging, repair when used.

Wind block door is used in power plant smoke pipeline as a blocking medium role, the blocking door has a full open and closed function, so that the media in the pipeline all circulate or shut down, generally not to adjust door use, the wind block door is often used in power plant or other industries in the smoke pipe, the wind channel to do the blocking medium for, the wind block door opens and shuts angle 90 ℃, it has a full open and shut down two functions, so that the system one pipeline media all circulate or shut down.