30"W X 28"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 31.75"W X 29.75"H] 18" Round Duct Pipe With our extensive selection of

With our extensive selection of Grilles

+ Product Details Size - 22"w X 10"h is the size for the duct opening measurement only

+ Product Description This aluminum flex duct is intended to be used in heating

+ Product Details Size – 10" x 30" or 30" x 10" is the size for the duct opening measurement only

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30"W X 28"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 31.75"W X 29.75"H] 18" Round Duct Pipe With our extensive selection of+ Product Details Size 30"w X 28"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 31. 75" width X 29. 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