10" X 20" or 20" X 10" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 11.75 X 21.75] Brown Powder-coat finish – smooth

Powder-coat finish – smooth

Actual Filter Size – 25 3/4"w x 35 3/4" x 1"

our Round Air Vent Supply Grille is the perfect addition

Choose the Installation Location: Ensure the location is well-ventilated

+ Product Details Size – 20"w X 8"h is the size for the duct opening measurement only

10" X 20" or 20" X 10" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 11.75 X 21.75] Brown Powder-coat finish – smooth+ Product Details Size 10"w X 20"h or 20" x 10" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 75" width X 21. 75" height. High Quality High grade steel construction meant for high foot traffic areas. Installation Location Floor. Design Easy drop in installation. Powder Coat Finish Smooth, shiny, scratch resistant, with no sharp edges. Looks like it was just waxed. Quality Packaging Carefully