Airolite louver type 6784 is a fabricated metal, drainable, adjustable blade louver. When open, the drainable blades provide excellent resistance to water penetration and high volume intake and exhaust ventilation. Adjustable blades may be controlled with manually operated hand-cranks, pull-chains, fusible-link mechanisms, electric motor, or pneumatic actuators.
|Beginning Point of Water Penetration||1,086 fpm (5.57 m/s)|
|Pressure Drop at Beginning Point of Water Penetration||0.12 in. wg (0.03kPa)|
|Test Standard||AMCA Standard 500-L Water|
|Percent Free Area||37% (4 ft. x 4 ft.)|
|Louver Depth||4” (101.6 mm)|
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