Ostberg Americas Inline Centrifugal Duct FanThe RKB is a compact, high capacity, rectangular centrifugal fan that can be installed in any position. RKBs are UL705 approved. It connects to rectangular ducts and features backward curved impellers. Manufactured from galvanized steel, it has a swing-out design for easy cleaning. It is designed specifically for high pressures in long runs of ducting.

Ostberg Americas Inc.