10"W X 6"H [Duct Opening] 3-Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser [Outer Dimensions: 11.75"W X 7.75"H] w22h22 providing efficient performance of up 4 X 12 Is CRFG2028 Width_14in

providing efficient performance of up to 300m3/h

featuring a 6" round duct opening

actual front end outer dimensions are approximately 14 5/8" width X 18 5/8" height

+ Product Description Maximize the efficiency of your ventilation system with our top-of-the-line HVAC grilles and registers

+ Product Details Size - 24"w X 2"h is the size for the duct opening measurement only

10"W X 6"H [Duct Opening] 3 Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser [Outer Dimensions: 11.75"W X 7.75"H] w22h22 providing efficient performance of up 4 X 12 Is CRFG2028 Width_14in providing efficient performance of up to 300m3 h featuring a 6" round duct opening