10" X 20" or 20" X 10" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 11.75 X 21.75] Color_Red Oak + Product Details Size –

+ Product Details Size – Duct end cap is 18" X 6" | 26-gauge galvanized steel end cap

Material – 1680D Polyester + Product Description Introducing the Ultimate Heavy-Duty Open Top Tool Bag

actual front end outer dimensions are approximately 26 5/8" width X 30 5/8" height

+ Product Details Size - 22"w X 34"h is the size for the duct opening measurement only

+ Product Details Size - 44"W X 4"H is (for 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] Color_Red Oak + Product Details Size –+ 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