Greenheck ESD Series Stationary Drainable Blade Louver

The Greenheck ESD Series is a stationary drainable blade louver engineered for weather-resistant air intake and exhaust in commercial and industrial building applications. Available in 6-inch depth (ESD-635) and 4-inch depth (ESD-435, ESD-403) profiles to suit a wide range of wall and rooftop installation requirements.

The drainable blade design effectively sheds water and debris while maintaining high free area for efficient airflow, providing superior weather protection without compromising ventilation performance. Durable construction and low-maintenance operation make the ESD Series a reliable specification for demanding commercial HVAC applications.

Ideal for commercial, institutional, and industrial buildings requiring dependable stationary drainable blade louver ventilation with proven Greenheck quality.