Designed to minimize water penetration.

Drainable Louvers provide high free area/high air flow with a low pressure drop where occasional water entry is acceptable. They are economical and available in a variety of blade and frame styles.


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Whether you want your metal louvers, ventilation louvers or vertical louvers to be a major design element or simply disappear into the facade of your building, CS has options that will work beautifully.

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Knowing how building louvers will perform is critical to ensuring that it will stand up to real-life conditions on the job. We have our own on-site test chamber that allows us to test to AMCA louver standards.

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Airflow Design Tool Calculator

Our Airflow Design Tool lets you select the proper free area and pressure drop every time.


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Choose Drainable Architectural Louvers when:

• The periodic entry of water from non-wind driven rain is not a prime concern

• Some drainage of cascading water is necessary

• A variety of blade sizes, styles and frames are important


Model A2097


Model A4097


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