10" X 4" Floor Register with Louvered Design - Heavy Duty Rigid Floor Air Supply with Damper & Lever - Brown

10 X 4 Is The Size For The Duct Opening Measurement Only, Actual Front End Outer Dimensions Are 11.5 X 5.5 - SEE BELOW IN DESCRIPTION HOW TO MEASURE A GRILLE Damper With Lever for Easy Control of Airflow - Lever Is Easily Operated by Foot Rigid Extra Heavy Duty to withstand constant walk on situations - Quality Packaging Carefully Shrink Wrapped With Cardboard Backing To Prevent Damage In Shipment Smooth Surface Edges Run Your Fingers Across The Surface To Feel The Smoothness Easy Unrestricted Air Flow For Your HVAC System