20" X 14" Or 14" X 20" Heavy Duty Floor Grille - Fixed Blades Air Grille- Brown [Outer Dimensions: 21.75 X 15.75] Filter Grille thanks to its 7/8" margin

thanks to its 7/8" margin turnback

+ Product Details Size - 16"w X 10"h is the size for the duct opening measurement only

Crafted for durability and rust-resistance

reducing energy costs and maximizing HVAC system lifespan

8" Circular Round Aluminum HVAC Supply Grille Air Diffuser - With Butterfly Damper - Vent Duct Cover

20" X 14" Or 14" X 20" Heavy Duty Floor Grille - Fixed Blades Air Grille- Brown [Outer Dimensions: 21.75 X 15.75] Filter Grille thanks to its 7/8" margin+ Product Details Size 20"w X 14"h or 14" x 20" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 21. 75" width X 15. 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