Photo 1 of [6 x 36 Duct Hole] Vent Cover. Aluminum Exterior Return Grille HVAC Sidewall - Outside Air Louver Waterproof & Rain Block. Return Grille Outdoor. The Aluminum Never Rust. White [7.6 x 37.6"Face]

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Photo 1 of [6 x 36 Duct Hole] Vent Cover. Aluminum Exterior Return Grille HVAC Sidewall - Outside Air Louver Waterproof & Rain Block. Return Grille Outdoor. The Aluminum Never Rust. White [7.6 x 37.6"Face]Photo 2 of [6 x 36 Duct Hole] Vent Cover. Aluminum Exterior Return Grille HVAC Sidewall - Outside Air Louver Waterproof & Rain Block. Return Grille Outdoor. The Aluminum Never Rust. White [7.6 x 37.6"Face]