Product Details
The combination louver/damper is designed for superior resistance to rain and weather while providing the option to completely close the opening when necessary. It features a channel frame that is 4 inches deep with a 1-1/2 inch flange, alongside drainable 45-degree fixed blades at the front and adjustable blades with seals for tight shutoff at the back, all contained within a single frame. The adjustable rear blades are operated using a thumb screw and come standard with a birdscreen on the back. This product is proudly made in the USA.
