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![Photo 1 of 20" w X 20" h Aluminum Exterior Vent for Walls & Crawlspace - Rain & Waterproof Air Vent with Screen Mesh - HVAC Grille - Black [Outer Dimensions 21.5”w x 21.5”h] 20 x 20 Black](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T2/images/I/81GeXgauUkL.jpg)
![Photo 2 of 20" w X 20" h Aluminum Exterior Vent for Walls & Crawlspace - Rain & Waterproof Air Vent with Screen Mesh - HVAC Grille - Black [Outer Dimensions 21.5”w x 21.5”h] 20 x 20 Black](https://firebasestorage.googleapis.com/v0/b/nellishr-cbba0.appspot.com/o/processing-photos%2F1016993406%2FIYq7u6I-5O7D3xWRjhNbh.jpg?alt=media&token=d386a6b5-e7d9-4536-a954-c4762b76a133)