45° Thinline Outdoor Louver Gable Vent (Channel Frame) - Customizable Compatible with Duct 5" The pleats are W-shaped to

The pleats are W-shaped to provide a larger surface area for trapping dander

Includes slots for a screwdriver or other prying devices

actual front end outer dimensions are approximately 26 5/8" width X 24 5/8" height

SIZE & COMPATIBILITY - The size of sheet metal pipe is 10" X 60"long

+ Product Details Size - 3" Diameter is the size for the duct opening measurement only

45° Thinline Outdoor Louver Gable Vent (Channel Frame) - Customizable Compatible with Duct 5" The pleats are W-shaped toOur 45 Thinline Aluminum Louver Vent Exterior Air Grille for Walls, Gables & Crawlspaces is Weather Resistant with a Channel Frame. Features Fixed 45 horizontal blades on 3 4" spacing. Fully extruded aluminum blades and channel frame. Supports are hidden behind blades for a clean appearance. Bird screen is standard or optional insect screen. Available in 1" standard dimension increments. Custom sizes manufactured up to 1 16" increments. Mounting