Caryaire Louver Model IL350-A is an adjustable extruded aluminium drainable louver, These louvers are manufactured to facilitate air flow in to the building while maintaining proper protection against the weather and other external elements. Caryaire adjustable drainable louver blades are pleasing in nature and can be used as architectural solution also. Drainable louvers are characterized by gutters at the front edge of the blade to prevent droplets of rainwater from cascading from blade to blade and becoming entrained in intake Air flow. Vertical gutters in the Jamb frame carry the water to the Sil frame where it exits the louver assembly. Drainable Intake/Exhaust Louvers generally have an enhanced resistance to water penetration than conventional louvers.