6" X 10" OR 10" X 6" Floor Register with Louvered Design - Heavy Duty Rigid Floor Air Supply with Damper & Lever - Outer Dimensions [ 7.5 X 11.5 ] - Light Grey 18" Round Duct Pipe It is compatible with 6"

It is compatible with 6" duct

+ Product Details Perfect Fit & Easy Sizing - Designed for a 10" x 20" duct opening (measured at the opening)

+ Product Details Size - 26"w X 12"h X 2"d (for duct opening measurement only)

+ Product Details Size – 16"w X 14"h is the size for the duct opening measurement only

6" X 10" OR 10" X 6" Floor Register with Louvered Design - Heavy Duty Rigid Floor Air Supply with Damper & Lever - Outer Dimensions [ 7.5 X 11.5 ] - Light Grey 18" Round Duct Pipe It is compatible with 6"+ Product Details Size 6"w X 10"h or 10"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7. 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