10"W X 24"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 11.75"W X 25.75"H] Supply Grille /* Darker color for better

/* Darker color for better readability */ } ul { margin-bottom: 15px

Versatility and Durability: The red oak wood not only adds a touch of warmth and softness to your room but can also be sanded and refinished according to your specific application needs

and the second number represents the height

Foot Operated Opposed Blade Damper For Full Air Flow Control And Shutoff

10"W X 24"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 11.75"W X 25.75"H] Supply Grille /* Darker color for better+ Product Details Size 10"w X 24"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 75" width X 25. 75" height. Design Easy unrestricted airflow for your HVAC system 50 angled to provide maximum airflow. High Quality Solid stamped steel with counter sunk screw holes (screws included) and no sharp edges. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was just