10"W X 10"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 11.75"W X 11.75"H] Aluminum Bar + Product Details Size – 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
10"W X 10"H [Duct Opening] Steel Air Vent Return Grille HVAC VENT DUCT COVER DIFFUSER [Outer Dimensions: 11.75"W X 11.75"H] Aluminum Bar + Product Details Size – 4 X 12 Is CRFG2028 Width_14in + Product Details Size – 6"w X 14"h is the size for the duct opening measurement only + Product Details Size 10"w X 10"h is the size for the duct opening measurement only