Quality commercial, industrial, and agricultural ventilation products. We offer custom-made heavy duty industrial fans, built by craftsmen to engineering and architectural specifications. In addition to the complete line of portable barrel fans, we offer Domestic Industrial Wall fans and shutters; Agricultural fans, shutters and discharge cones; High Velocity (JetAire®) fans for factories and golf courses; pedestal fans (Master Breeze®); whole house fans (Comfort Cooler® and Comfort Aide®); and general purpose exhaust fans.