2" Non-Drainable Outdoor Louver Gable Vent (Channel Frame) - Customizable Floor Register / Modern Victorian Just run your finger along

Just run your finger along the edge of the top plate and you will find a smooth finished surface

- See our listing for 36mm replacement blades

+ Product Details Size - 18"w X 30"h is the size for the duct opening measurement only

Actual Filter Size – 11 3/4"w x 13 3/4" x 1"

actual front end outer dimensions are approximately 10 5/8" width X 36 5/8" height

2" Non-Drainable Outdoor Louver Gable Vent (Channel Frame) - Customizable Floor Register / Modern Victorian Just run your finger alongOur 2" Aluminum Louver Vent Exterior Air Grille for Walls, Gables & Crawlspaces is Weather Resistant with a Channel Frame. It has blades that prevent water penetration and maximize free area. Features Heavy duty, extruded aluminum channel frame. Fixed, non drainable blades on 2" spacing. J blade design minimizes water ingress while maximizing free area. Nominal 43% free area, based on 48" x 48" louver. Mullions used for sizes over 36" in length. Bird