20" X 30" or 30" X 20" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 21.75 X 31.75] w28h28 actual front end outer dimensions

actual front end outer dimensions are approximately 32 5/8" width X 10 5/8" height -

5mm and 5x2

+ Product Details Size - 32"w X 16"h is the size for the duct opening measurement only

Actual Filter Size – 33 3/4"w x 11 3/4" x 1"

Example: If your opening is 14" tall by 20" wide

20" X 30" or 30" X 20" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 21.75 X 31.75] w28h28 actual front end outer dimensions+ Product Details Size 12"w X 30"h or 30" x 12" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 75" width X 31. 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