20"w X 20"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - Brown [Outer Dimensions 21.75"w x 21.75"h] Compatible with Duct 8" + Product Details Size - MFACRA88W1 Condensate Pump Product Details Size 20
Platform notes & fabric story
Description
20"w X 20"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace Weather Resistant Air Grille with Screen Mesh Brown [Outer Dimensions 21.75"w x 21.75"h] Compatible with Duct 8" + Product Details Size MFACRA88W1 Condensate Pump Product Details Size 20 + Product Details Size 20"w X 36"h is the size for the duct opening measurement only padding: 20px