30"w X 10"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 31.75"w x 11.75"h] w14h14 + Product Details Size - Ducting Components RG2016 FBA-HP Applications The C box

+ Product Details Size - 24"w X 16"h X 2"d (for duct opening measurement only)

allow you to customize airflow direction with ease

75" Width X 31

actual front end outer dimensions are approximately 22 5/8" width X 20 5/8" height -

actual front end outer dimensions are approximately 14 5/8" width X 16 5/8" height

30"w X 10"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace Weather Resistant Air Grille with Screen Mesh [Outer Dimensions 31.75"w x 11.75"h] w14h14 + Product Details Size Ducting Components RG2016 FBA HP Applications The C box + Product Details Size 24"w X 16"h X 2"d (for duct opening measurement only) allow you to customize airflow direction with ease