30"w X 32"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 31.75"w x 33.75"h] 8in diameter + Product Details Size - CRFG2028 Width_14in 4 X 12 Is

+ Product Details Size - 26"w X 26"h X 2"d (for duct opening measurement only)

+ Product Details Size – 25"w X 22"h is the size for the duct opening measurement only

including Ductless Mini-Split

+ Product Description Protect and secure your thermostat with this high-quality Clear Plastic Thermostat Guard

+ Product Details Perfect Fit & Easy Sizing - Designed for a 28" x 10" OR 10" x 28" duct opening (measured at the opening)

30"w X 32"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace Weather Resistant Air Grille with Screen Mesh [Outer Dimensions 31.75"w x 33.75"h] 8in diameter + Product Details Size CRFG2028 Width_14in 4 X 12 Is + Product Details Size 26"w X 26"h X 2"d (for duct opening measurement only) + Product Details Size – 25"w X 22"h is the size for the duct opening measurement only