Black Friday Sale 2022 30" X 20" Steel Return Air Grille Outer Dimensions: 31.75"W X 21.75"H for 30x20 Duct Opening
Product reviews 30 X 20 Steel Return Air Grille | HVAC Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 31.75W X 21.75H ...