VCD-20-18X12-OEL | 18"x12" OPPOSED BLD EXT LEFT | Greenheck (Venco)

18"x12" OPPOSED BLD EXT LEFTA Greenheck (Venco) product, the VCD-20-18X12-OEL is an 18"x12" opposed blade exhaust louver with a left-hand blade operation. Constructed for exterior applications, it features a blade design that effectively restricts airflow into a duct system while allowing free airflow out of it, preventing back drafts and weather elements from entering the duct or building. This louver is ideal for various industrial, commercial, and institutional buildings, ensuring proper ventilation and protecting against external conditions. Our HVAC supply store offers a wide selection of Greenheck products at competitive prices, providing fast shipping and exceptional customer service.