Photo 1 of Aluminum Return Grille HVAC Outdoor Louver Vent White (30" X 24"). The Duct Hole Must Measure 30" x 24" to fit.

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Photo 1 of Aluminum Return Grille HVAC Outdoor Louver Vent White (30" X 24"). The Duct Hole Must Measure 30" x 24" to fit. Photo 2 of Aluminum Return Grille HVAC Outdoor Louver Vent White (30" X 24"). The Duct Hole Must Measure 30" x 24" to fit. Photo 3 of Aluminum Return Grille HVAC Outdoor Louver Vent White (30" X 24"). The Duct Hole Must Measure 30" x 24" to fit. Photo 4 of Aluminum Return Grille HVAC Outdoor Louver Vent White (30" X 24"). The Duct Hole Must Measure 30" x 24" to fit. Photo 5 of Aluminum Return Grille HVAC Outdoor Louver Vent White (30" X 24"). The Duct Hole Must Measure 30" x 24" to fit.