Fits 24x10 Duct Opening Stamped Steel Return Air Grille Vent Cover Grille for Sidewall and Ceiling in White Surface Dimensions: 25.75"W X 11.75"H (24" W x 10" H Duct Opening) Powder coated in white with

Powder coated in white with three matching color screws included

Universal 90 degree elbow connector fits all washing machines

Use the measurement to determine right size to buy

If your duct opening size is 12” x 6”

actual outside dimension is 21

Fits 24x10 Duct Opening Stamped Steel Return Air Grille Vent Cover Grille for Sidewall and Ceiling in White Surface Dimensions: 25.75"W X 11.75"H (24" W x 10" H Duct Opening) Powder coated in white withThe Listed size 24"x10" is for inside duct opening measurement, actual outside dimension is 25. 75"x11. 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