4"W X 22"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 5.75"W X 23.75"H] Supply Grille Total outer size of this

Total outer size of this grille is

+Why Hvac Premium HVAC Premium has been providing superior quality service for many years

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Our coils have a very high PSI burst pressure

+ Product Details Size - 16"w X 25"h is the size for the duct opening measurement only

4"W X 22"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 5.75"W X 23.75"H] Supply Grille Total outer size of this+ Product Details Size 4"w X 22"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 5. 75" width X 23. 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.