Advanced forward swept blade DWEX sidewall fan, low noise external rotor or rotor fan motor Direct drive, a square enclosure design can be easily installed on a concrete wall, brick wall panels or light steel pressure, square Covers solid structure, beautiful appearance. With low noise, large air volume, reliable operation, a wide range of performance parameters, easy to install, widely used in the workshop of factories and enterprises and the civil, commercial construction projects side wall ventilation. According to the requirements of the transmission medium can be made of corrosion, explosion-proof. 
 DWEX (WEX) sidewall fans are generally used for the side wall exhaust, equipped with 45 ° rain cover (or special manufactured 60 °) and Insect (prevents insects at night through light fly into the workshop). Can be made sidewall blower model DWSP (WSP), equipped with a rain cover 90 ° (wind, rain, dust) and Insect (prevents insects at night through light fly into the workshop). 
 Optional Accessories: Gravity-return damper (ensure that the workshop when the fan is not open to maintain isolated and outdoor), specify when ordering.