The Model EQB mixed flow inline fan has a unique octagonal housing and is formed from galvanized steel panels coupled with a heavy-gauge steel drive frame that provides exceptional strength and durability. An aluminum mixed flow wheel ensures maximum efficiency and low sound levels. Standard universal mounting supports, field-rotatable housing, and removable duct collars allow for easy installation. Model EQB offers a performance range up to 23,000 cfm per minute and is recommended for indoor, commercial, clean-air applications where quiet, economical operation is de-sired. Typical applications include office buildings, educational facilities, libraries, hospitals, concert halls, parking garages, and more.