20"W X 36"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 21.75"W X 37.75"H] Return Grille but you will appreciate the

but you will appreciate the benefits over the period of time

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Conveniently taped together as a single piece

+ Product Details Size - 30"w X 25"h is the size for the duct opening measurement only

75" width X 17

20"W X 36"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 21.75"W X 37.75"H] Return Grille but you will appreciate the+ Product Details Size 20"w X 36"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 21. 75" width X 37. 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