16" X 24" or 24" X 16" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 17.75 X 25.75] Compatible With Duct 4in And The Full Outer Portion

And The Full Outer Portion Is Double Layered

Length of Electric Cord: 1

Bird screen included standard

+ Product Details Size - 16"w X 22"h is the size for the duct opening measurement only

fasten the edges to studs with the provided screws

16" X 24" or 24" X 16" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 17.75 X 25.75] Compatible With Duct 4in And The Full Outer Portion+ Product Details Size 16"w X 24"h or 24" X 16" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 75" width X 25. 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