LVR-3045-4-G drainable blade louver is designed to prevent water penetration in non-wind-driven rain applications by collecting water in frame and blade gutters and channeling it into downspouts and away from airflow paths. The LVR-3045-4-G is available in a wide array of painted finishes including custom color matching. Louver dimensions furnished approximately 1/2″ (13) undersize.