30"W X 12"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 31.75"W X 13.75"H] w14h14 + Product Details Size – 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
30"W X 12"H [Duct Opening] Steel Air Vent Return Grille HVAC VENT DUCT COVER DIFFUSER [Outer Dimensions: 31.75"W X 13.75"H] w14h14 + Product Details Size – 4 X 12 Is CRFG2028 Width_14in + Product Details Size – 8" x 30" or 30" x 8" is the size for the duct opening measurement only 2" X 10" Brass Victorian Floor Register Grille Modern Contempo Decorative Grate HVAC Vent Duct Cover Brass Plated