4" X 8" Mobile Home RV Floor Register Vent Grille with Back Dampers - Fixed Blades - 2 Way Deflection - White flat stamped steel actual front end outer dimensions

actual front end outer dimensions are approximately 18 5/8" width X 12 5/8" height

This 18" X 10" end cap is constructed with 26-gauge galvanized steel

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

Easy to install and durable

4" X 8" Mobile Home RV Floor Register Vent Grille with Back Dampers - Fixed Blades - 2 Way Deflection - White flat stamped steel actual front end outer dimensions+ Product Details Size 4"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 5. 5" X 9. 5" wider. 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 waxed. Quality Packaging Carefully shrink wrapped with cardboard backing to prevent damage