PRM sells a wide range of Canarm Exhaust Fans. Industrial fans are used in the ventilation of factories, garages, warehouses and other industrial or commercial buildings. Available in a multitude of sizes from 8 Inches through 24 Inches. Many of our fan options are available in explosion proof packages and come in multiple mounting designs. Shop our collection of commercial exhaust fans and do not hesitate to contact us if there is anything you cannot find!