Product Details
The combination louver/damper provides exceptional resistance to rain and weather while allowing for complete closure of the opening when necessary. It features a channel frame that measures 4" deep with a 1-1/2" flange, incorporating drainable 45-degree fixed blades at the front and adjustable blades equipped with seals for a tight shutoff in the back, all housed within a single frame. The adjustable rear blades can be operated using a thumb screw and standard birdscreen is included on the back for added protection. This product is proudly made in the USA.
