4"W X 30"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 5.75"W X 31.75"H] Grilles Design – Removable face for

Design – Removable face for cleaning and access to damper - wooden damper for airflow shutoff control

you can attain the diameter of the vent

furnishing your modern dream home

and matte black

+ Product Details Size - 20"w X 4"h is the size for the duct opening measurement only

4"W X 30"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 5.75"W X 31.75"H] Grilles Design – Removable face for+ Product Details Size 4"w X 30"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 5. 75" width X 31. 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.