The Fanmaster IGLF fans are primarily for use on large industrial sites or agricultural buildings, these fans are designed to move very large volumes of air through 3-phase 415v motors. The Industrial Gal Louvered Fan is belt driven, ensuring quieter operation than other Lovered Fans. Manufactured from galvanised steel these fans are built to last and come with automatic louvers which open and close according to operation. The Industrial Galvanised Louvered Fan can be used to exhaust heat, smoke, dust, or provide ventilation for livestock.