Fantech FRD 20-10 Inline Rectangular Duct Fan, 20" x 20", 1,013 CFM 115/1/60

Description

The FRD Series centrifugal type exhaust/supply fans are specifically designed for large ventilation needs where space is at a premium, such as hospitals, schools, or office buildings. System balancing is easy – a simple speed adjustment equalizes all vents to compensate for hot or cold spots.