20" X 25" Or 25" X 20" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 21.75 X 26.75] Compatible With Duct 7in Auto Switch On Sensor: Yes

Auto Switch On Sensor: Yes

+ Product Details Size - 20"w X 26"h X 2"d (for duct opening measurement only)

this diffuser ensures long-lasting durability and adds a touch of elegance to any space

Actual Filter Size – 21 3/4"w x 19 3/4" x 1"

20" X 25" Or 25" X 20" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 21.75 X 26.75] Compatible With Duct 7in Auto Switch On Sensor: Yes+ Product Details Size 20"w X 25"h o 25" x 20" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 21. 75" width X 26. 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