6" X 20" Or 20" X 6" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 7.75 X 21.75] Rectangular Duct Caps With its practical roll-formed lock

With its practical roll-formed lock construction on all four sides

while a waterproof base ensures protection against rust and damage

+ Product Details Size - 34"w X 20"h X 2"d (for duct opening measurement only)

+ Product Details Size - 34"w X 16"h X 2"d (for duct opening measurement only)

6" X 20" Or 20" X 6" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 7.75 X 21.75] Rectangular Duct Caps With its practical roll-formed lock+ Product Details Size 6"w X 20"h or 20" x 6" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7. 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