Airolite louver type KX827 is a gravity-operated combination louver designed for exhaust air applications that incorporates both stationary and adjustable blades in a single frame. This design incorporates adjustable blades intended to open and close as a result of changes in static pressure differential produced by fans and other mechanical equipment.
|Percent Free Area
|40% (4 ft. x 4 ft.)
|4” (101.6 mm)
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