4" X 10" OR 10" X 4" Floor Register with Louvered Design - Heavy Duty Rigid Floor Air Supply with Damper & Lever - Outer Dimensions [ 5.5 X 11.5] - Light Grey Round Duct Pipe + Product Details Size -

+ Product Details Size - 16"w X 8"h is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 22" x 32" OR 32" x 22" duct opening (measured at the opening)

Ideal for Walls & Ceilings: Designed for seamless installation in standard 30" X 6" duct openings

no screws will be visible

actual front end outer dimensions are approximately 10 5/8" width X 20 5/8" height

4" X 10" OR 10" X 4" Floor Register with Louvered Design - Heavy Duty Rigid Floor Air Supply with Damper & Lever - Outer Dimensions [ 5.5 X 11.5] - Light Grey Round Duct Pipe + Product Details Size -+ Product Details Size 4"w X 10"h or 10"w X 4"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 5. 5" X 11. 5" wider. High Quality Extra Heavy Duty to withstand constant walk on situations. Installation Location Floor. Design Rigid gauge built for durability and long life in mind, but still light and handy. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was just