10"W X 6"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 11.75"W X 7.75"H] w30h30 reducing electric bills and extending

reducing electric bills and extending HVAC machine lifespan

+ Product Details Size - 30"w X 10"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 13

If you are looking to enhance your project with a top-of-the-line unit

Design – Unrestricted airflow For Your HVAC system - noise free components - no vibrating louvers etc

10"W X 6"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 11.75"W X 7.75"H] w30h30 reducing electric bills and extending+ Product Details Size 10"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 75" width X 7. 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 waxed.