30"W X 2"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 31.75"W X 3.75"H] w6h6 Choose our premium HVAC grilles

Choose our premium HVAC grilles and registers for long-lasting durability

And is classified as Class 1 Fire Proof - B1

+ Product Details Size - 30"w X 4"h is the size for the duct opening measurement only

The total outer size of this grille is the listed size plus 1

antique bronze

30"W X 2"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 31.75"W X 3.75"H] w6h6 Choose our premium HVAC grilles+ Product Details Size 30"w X 2"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 31. 75" width X 3. 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.