Fits 20x6 Duct Opening Stamped Steel Return Air Grille Vent Cover Grille for Sidewall and Ceiling in White Surface Dimensions: 21.75"W X 7.75"H (20" W x 6" H Duct Opening) Three way air deflection design

Three way air deflection design with bright white face and black damper in the back

actual outside dimension is 21

actual outsize overall dimensions is 12''X12''

The premium gray matte finish not only introduces a touch of elegance but also ensures exceptional resistance against rust and corrosion

Fits 20x6 Duct Opening Stamped Steel Return Air Grille Vent Cover Grille for Sidewall and Ceiling in White Surface Dimensions: 21.75"W X 7.75"H (20" W x 6" H Duct Opening) Three way air deflection designThe Listed size 20"x6" is for inside duct opening measurement, actual outside dimension is 21. 75"x7. 75" Stamped Face Steel Construction with 1 2" fin spacing for high air flow applications. Screws are included for easy installation White Powder coating with matte finish Individually packed with cardboard box for ultra protection