Corrosion and explosion-proof side wall fans feature advanced forward-swept blades, low-noise external or internal rotor motor direct drive, and a square housing design for easy installation on concrete walls, brick walls, or light-gauge steel panels. The square rainproof canopy structure is sturdy and aesthetically pleasing. They offer low noise, high airflow, reliable operation, wide performance parameters, and easy installation, making them widely used for side wall ventilation and air exchange in industrial workshops and civil/commercial construction projects. Available in corrosion and explosion-proof models as per the requirements of the conveying medium.