20"W X 25"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 21.75"W X 26.75"H] Aluminum + Product Details Size - 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
+ Product Details Size - 14"w X 36"h is the size for the duct opening measurement only
with no sharp edges to worry about
Crafted from solid stamped steel
heat pump systems
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20"W X 25"H [Duct Opening] Steel Air Vent Return Grille HVAC VENT DUCT COVER DIFFUSER [Outer Dimensions: 21.75"W X 26.75"H] Aluminum + Product Details Size 4 X 12 Is CRFG2028 Width_14in + Product Details Size 14"w X 36"h is the size for the duct opening measurement only with no sharp edges to worry about