Air King’s high volume series exhaust fans provide proper ventilation for large areas such as locker rooms, commercial bathrooms and other larger areas. The high volume series is available in multiple CFM levels to meet your ventilation needs.
Can be adapted for top discharge mounting, straight through inline or right angle inline (hardware not included).
Insulated housing with motors & blowers mounted on vibration isolators
Painted white, metal grill.
4½” x 18½” duct connector with 2 aluminum backdraft dampers.
Uses forward curved non overloading polymeric blower wheels.
24″ on center joists mounting using the supplied mounting angles or hung for suspended ceilings using 1/4-20 support rod.
Wiring access from top or side with easy service access through large removable access panel or through the grill.
This product meets the Made in America requirements of the American Recovery and Reinvestment Act as a manufactured Good. To download the Guidance PDF click here.
Models | AK300 | AK400 | AK600 | |
---|---|---|---|---|
Specification Sheet Download | AK300 | AK400 | AK600 | |
CFM @ .1 SP | 300 | 420 | 620 | |
CFM @ .25 SP | 237 | 381 | 575 | |
Sones @ .1 SP | 0.8 | 1.5 | 4.5 | |
Sound Level | Very Quiet | Quiet | Moderate | |
Effective Ventilation Area | 300 to 375 sq. ft. | 420 to 525 sq. ft. | 620 to 775 sq. ft. | |
ENERGY STAR® certified | Yes | No | No | |
Duct Size | 4-1/2″ x 18-1/2″ | 4-1/2″ x 18-1/2″ | 4-1/2″ x 18-1/2″ | |
Collar / Damper | Metal | Metal | Metal | |
Mounting | Mounting angles | Mounting angles | Mounting angles | |
Housing | Metal | Metal | Metal | |
Dimensions | ![]() |
Exhaust Fan Housing
Blower (motor)
Grill
Mounting Angles
Damper and Duct Collar
User Manual