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![Photo 1 of 20"w X 30"h Aluminum Exterior Vent for Walls & Crawlspace - Waterproof & Rain Block - with Screen Mesh - HVAC Weather Grille [Outer Dimensions: 21.5"w X 31.5"h] 20 x 30 Anodized Aluminum](https://m.media-amazon.com/images/I/81Q+xnjy8WL.jpg)
![Photo 2 of 20"w X 30"h Aluminum Exterior Vent for Walls & Crawlspace - Waterproof & Rain Block - with Screen Mesh - HVAC Weather Grille [Outer Dimensions: 21.5"w X 31.5"h] 20 x 30 Anodized Aluminum](https://firebasestorage.googleapis.com/v0/b/nellishr-cbba0.appspot.com/o/processing-photos%2F1027087272%2F4YZAIa3K2a78jHqxlF-DM.jpeg?alt=media&token=e9e26729-e879-4f94-a76b-d2460c8e2978)