45° Thinline Outdoor Louver Gable Vent (Wide Frame) - Customizable 16" Round Duct Pipe 75"H – fits a 12"

75"H – fits a 12" X 10" duct opening

Design – rigid gauge built for durability and long life in mind

Tamper-Proof Design – Provides robust protection to prevent unauthorized access and ensure consistent thermostat settings

actual front end outer dimensions are approximately 22 5/8" width X 28 5/8" height

+ Product Details Size - 36"w X 36"h is the size for the duct opening measurement only

45° Thinline Outdoor Louver Gable Vent (Wide Frame) - Customizable 16" Round Duct Pipe 75"H – fits a 12"Our 45 Thinline Aluminum Louver Vent Exterior Air Grille for Walls, Gables & Crawlspaces is Weather Resistant with a Wide Flange Frame. Features Wide flange for additional mounting surface coverage Fixed 45 horizontal blades on 3 4" spacing Fully extruded aluminum blades and 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