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 Ideal for Walls & Ceilings:

Ideal for Walls & Ceilings: Designed for seamless installation in standard 10" X 6" duct openings

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

this model allows for mounting without removing the thermostat

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

+ Product Details Perfect Fit & Easy Sizing - Designed for a 20" x 20" duct opening (measured at the opening)

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 Ideal for Walls & Ceilings:+ 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