14"W X 6"H [Duct Opening] Never Rust Plastic 3-Way-Vertical Air Supply Register - HVAC Vent Duct Grille - Off White [Outer Dimensions: 15.75"W X 7.75"H] Round Stack Boot + Product Details Size -

+ Product Details Size - 28"w X 10"h is the size for the duct opening measurement only

Strongest Magnets – Our anisotropic magnetic vent covers provide the strongest magnetization and seal to your register grilles

+ Product Details Size & Compatibility – The 7" galvanized steel round side take-off is compatible with duct 7"

Available in both standard and custom sizes

14"W X 6"H [Duct Opening] Never Rust Plastic 3-Way-Vertical Air Supply Register - HVAC Vent Duct Grille - Off White [Outer Dimensions: 15.75"W X 7.75"H] Round Stack Boot + Product Details Size -+ Product Details Size 14"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 75" width X 7. 75" height. Design Rigid gauge ABS plastic. Rigid gauge built for durability and long life in mind, but still light and handy. Powder coat finish. Smooth, scratch resistant, beautiful. Looks like new after years of use. Screws Included High Quality High quality ABS plastic will never rust, no sharp