6" X 14" or 14" x 6" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 7.75 X 15.75] Insulated Line With a superior pressure rating

With a superior pressure rating ranging from 2100 to 7000 PSI

+ Product Details Size – 12" round duct opening-

each available in a variety of high-quality materials like brushed nickel

then you'll need a 14-inch round vent

+ Product Details Size - 10"w X 22"h is the size for the duct opening measurement only

6" X 14" or 14" x 6" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 7.75 X 15.75] Insulated Line With a superior pressure rating+ Product Details Size 6"w X 14"h or 14" x 6" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7. 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