12" X 16" or 16" X 12" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 13.75 X 17.75] Powder-Coat Actual Filter Size – 19

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

+ Product Details Size – Duct end cap is 30" X 10" | 26-gauge galvanized steel end cap

+ Product Details Size – Sheet metal duct board take off start collar is 16" and it is compatible with duct 16"

Quantity: Pack of 1

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12" X 16" or 16" X 12" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 13.75 X 17.75] Powder-Coat Actual Filter Size – 19+ Product Details Size 12"w X 16"h or 16" X 12" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 75" width X 17. 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