20"W X 16"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 21.75"W X 17.75"H] Brown + Product Details Size – 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
20"W X 16"H [Duct Opening] Steel Air Vent Return Grille HVAC VENT DUCT COVER DIFFUSER [Outer Dimensions: 21.75"W X 17.75"H] Brown + Product Details Size – 4 X 12 Is CRFG2028 Width_14in + Product Details Size – 10" x 20" or 20" x 10" is the size for the duct opening measurement only Its polished pre finish gloss varnish not only adds to its appeal but also ensures easy installation