2" Non-Drainable Outdoor Louver Gable Vent (Wide Frame) - Customizable Oval to Round 90-Degree Boot The inclusion of leather and

The inclusion of leather and 600D polyester adds a touch of durability to this multifunctional work belt

+ Product Details Size – The size 30-gauge stick-on collar is 4" and it is compatible with duct 4"

+ Product Details Size – 12" round duct opening-

Actual Filter Size – 23 3/4"w x 13 3/4" x 1"

If your opening is 14" tall by 20" wide

2" Non-Drainable Outdoor Louver Gable Vent (Wide Frame) - Customizable Oval to Round 90-Degree Boot The inclusion of leather andOur 2" Aluminum Louver Vent Exterior Air Grille for Walls, Gables & Crawlspaces is Weather Resistant with a Wide Flange Frame. It has blades that prevent water penetration and maximize free area. Features Wide flange for additional surface coverage. Heavy duty, extruded aluminum wide flange 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"