4"W X 32"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 5.75"W X 33.75"H] Insulated Line + Product Details Size –

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

Suitable for medium-pressure applications

Choose from a palette of four elegant colors – white

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

background-color: #000

4"W X 32"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 5.75"W X 33.75"H] Insulated Line + Product Details Size –+ Product Details Size 4"w X 32"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 5. 75" width X 33. 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.