Photo 1 of HVAC Premium 16"W x 8"H Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - Black [Outer Dimensions 17.75"W x 9.75"H]

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Photo 1 of HVAC Premium 16"W x 8"H Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - Black [Outer Dimensions 17.75"W x 9.75"H]Photo 2 of HVAC Premium 16"W x 8"H Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - Black [Outer Dimensions 17.75"W x 9.75"H]