10"W X 4"H [Duct Opening] Never Rust Plastic 2-Way-Vertical Air Supply Register - HVAC Vent Duct Grille - Off White [Outer Dimensions: 11.75"W X 5.75"H] mobile home rv + Product Details Size –

+ Product Details Size – 18"w X 26"h is the size for the duct opening measurement only

Technical Specifications – Voltage: -100-240V AC 50-60Hz 4W

stud wall anchor kit) to install on 12mm drill holes

This 22" X 10" end cap is constructed with 26-gauge galvanized steel

+ Product Details Size – 8"w X 14"h is the size for the duct opening measurement only

10"W X 4"H [Duct Opening] Never Rust Plastic 2-Way-Vertical Air Supply Register - HVAC Vent Duct Grille - Off White [Outer Dimensions: 11.75"W X 5.75"H] mobile home rv + Product Details Size –+ Product Details Size 10"w X 4"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 75" width X 5. 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