36"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 37.75"w x 29.75"h] Adjustable Return High Quality – high-quality steel w6h6 actual front end outer MFFG410-1

High Quality – high-quality steel with counter-sunk screw holes (screws included) and no sharp edges

The lightweight yet rigid construction ensures durability without sacrificing ease of handling

Installation – Easy drop ceiling installation

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

36"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace Weather Resistant Air Grille with Screen Mesh [Outer Dimensions 37.75"w x 29.75"h] Adjustable Return High Quality – high quality steel w6h6 actual front end outer MFFG410 1 High Quality – high quality steel with counter sunk screw holes (screws included) and no sharp edges The lightweight yet rigid construction ensures durability without sacrificing ease of handling