20"w X 20"h Extruded Aluminum Adjustable Surface Mount Supply Ceiling HVAC Air Grille Interchangeable: 1-Way, 2-Way, 3-Way or 4-Way - Vent Duct Cover [Outer Dimensions: 21.125" X 21.125"] Powder Coated + Product Details Size - 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
+ Product Details Size - 14"w X 6"h is the size for the duct opening measurement only
you should change NOW
Ideal for Walls & Ceilings: Designed for seamless installation in standard 14" X 6" duct openings
85" width X 21
+ Product Details Size – 50"w X 20"h is the size for the duct opening measurement only
20"w X 20"h Extruded Aluminum Adjustable Surface Mount Supply Ceiling HVAC Air Grille Interchangeable: 1 Way, 2 Way, 3 Way or 4 Way Vent Duct Cover [Outer Dimensions: 21.125" X 21.125"] Powder Coated + Product Details Size 4 X 12 Is CRFG2028 Width_14in + Product Details Size 14"w X 6"h is the size for the duct opening measurement only you should change NOW