28"w X 32"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 29.75"w x 33.75"h] Compatible with Duct 10" 16" Circular Round Aluminum HVAC

16" Circular Round Aluminum HVAC Supply Grille Air Diffuser - With Butterfly Damper - Vent Duct Cover

Round-neck-to-square-face construction results in 360 degree air diffusion pattern similar to a full round diffuser

Works for all Air Conditioning applications including Ductless Mini-Split

Design – Easy unrestricted airflow for your HVAC system - 50° angled to provide maximum airflow

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28"w X 32"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 29.75"w x 33.75"h] Compatible with Duct 10" 16" Circular Round Aluminum HVAC+ Product Details Size 28"w X 32"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 29. 75" Width X 33. 75" Height Weather and Pest Proof These louvers are especially designed to prevent water from entering your home, and with a built in back 1 2" mesh they also protect you from annoying rodents like mice, rats, birds, and squirrels High Quality Aluminum The premium durable aluminum will never rust and it will never