6"W X 28"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 7.75"W X 29.75"H] Insulated Line Set actual front end outer dimensions

actual front end outer dimensions are approximately 5

+ Product Details Size – 6" x 12" or 12" x 6" is the size for the duct opening measurement only

10"w X 4"h Is The Size For The Duct Opening Measurement Only

For a visual guide on how to measure your vent hole before ordering a grille

Efficient Airflow Design: The slots are meticulously angled to diversify airflow in two directions

6"W X 28"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 7.75"W X 29.75"H] Insulated Line Set actual front end outer dimensions+ Product Details Size 6"w X 28"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7. 75" width X 29. 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.