10" X 20" or 20" X 10" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 11.75 X 21.75] Sheet Metal/Adjustable Elbow with actual outer dimensions of

with actual outer dimensions of 26

all the way around the square portion which can be used for attachment or folded over

HVAC Premium has been providing superior in quality service for many many years

40" x 16" Aluminum Spiral Duct Air Vent Grille Cover - Fully Adjustable Double Deflection HVAC Air Supply

10" X 20" or 20" X 10" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 11.75 X 21.75] Sheet Metal/Adjustable Elbow with actual outer dimensions of+ Product Details Size 10"w X 20"h or 20" x 10" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 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