Arc-shaped roof ventilator
Key words:
Filter air supply outlet
ventilator
Classification:
Detailed Description
The roof ventilator mainly consists of the following parts: roof ventilator frame, rain shield, peripheral protective plate, valve plate and electric switch mechanism, drainage ditch, flashing, etc.
According to the throat width B, roof ventilators can be divided into four types; According to the different values of wind load, each size is further divided into three wind load specifications. Therefore, there are a total of twelve specifications for this roof ventilator, and the specifications, models, and main external dimensions are shown in the table.
The roof ventilation valve plate adopts an electric opening/closing mechanism, which is composed of an electric motor, a reducer, and a transmission mechanism. The switch can be installed and set in a convenient location for operation as needed.
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