Airolite louver type K604 is a stationary louver that protects air intake and exhaust openings in exterior walls. The design incorporates non-drainable blades, sloped sill and hidden vertical mullions when configured as multiple sections wide.

Specifications Hide all

Beginning Point of Water Penetration 691 fpm (3.510 m/s)
Pressure Drop at Beginning Point of Water Penetration 0.090 in. wg (0.022 kPa)
Test Standard AMCA Standard 500-L Water and Air Performance
Blade Angle 37º & 45º
Percent Free Area 53% (4 ft. x 4 ft.)
Louver Depth 4” (101.6 mm)


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