34"w X 8"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 35.75"w x 9.75"h] Insulated Line Set + Product Details Size – Compatible with Duct 4" Product Details Size 32 LO246

+ Product Details Size – 14" x 34" or 34" x 14" is the size for the duct opening measurement only

Insulation density is 30kgs/cbm = 0

For 6" duct opening

actual front end outer dimensions are approximately 34 5/8" width X 28 5/8" height

and are ready to go for the next job

34"w X 8"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace Weather Resistant Air Grille with Screen Mesh [Outer Dimensions 35.75"w x 9.75"h] Insulated Line Set + Product Details Size – Compatible with Duct 4" Product Details Size 32 LO246 + Product Details Size – 14" x 34" or 34" x 14" is the size for the duct opening measurement only Insulation density is 30kgs cbm = 0