12" X 12" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 13.75 X 13.75] Color_White + Product Details Size -

+ Product Details Size - 24"w X 20"h is the size for the duct opening measurement only

Actual Filter Size – 24 3/4"w x 17 3/4" x 1"

actual front end outer dimensions are approximately 22 5/8" width X 36 5/8" height

Our air filters have a mix of cotton and synthetic media that separate micro particles from the air that enters your AC

+ Product Details Size – Duct end cap is 20" X 10" | 26-gauge galvanized steel end cap

12" X 12" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 13.75 X 13.75] Color_White + Product Details Size -+ Product Details Size 12"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 75" width X 13. 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 shrink