Airolite louver type K609HP is a drainable louver designed to provide high volume airflow and resistance to water penetration. The louver incorporates a drainable head-frame to prevent water from cascading from shear walls onto the louver assembly and becoming entrained in the intake airflow.

Specifications Hide all

Beginning Point of Water Penetration 963 fpm (4.89 m/s)
Pressure Drop at Beginning Point of Water Penetration 0.104 in. wg (0.026kPa)
Test Standard AMCA Standard 500-L Water and Air Performance
Blade Angle 37/45°
Percent Free Area 52% (4 ft. x 4 ft.)
Louver Depth 4” (101.6 mm)


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