22"w X 12"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 23.75"w x 13.75"h] RV Mobile Home Actual Filter Size – 7 Ducting Components RG2016 FBA-HP Applications The C box

Actual Filter Size – 7 3/4"w x 19 3/4" x 1"

+ Product Description Enhance your HVAC system with our premium Aluminum Double Deflection Adjustable Air Supply Diffuser

+ Product Details Size - 30"w X 14"h is the size for the duct opening measurement only

7/8” - 3397 PSI

As The Hot Air Will Flow Up & Out

22"w X 12"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace Weather Resistant Air Grille with Screen Mesh [Outer Dimensions 23.75"w x 13.75"h] RV Mobile Home Actual Filter Size – 7 Ducting Components RG2016 FBA HP Applications The C box Actual Filter Size – 7 3 4"w x 19 3 4" x 1" + Product Description Enhance your HVAC system with our premium Aluminum Double Deflection Adjustable Air Supply Diffuser