24" X 24" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 25.75 X 25.75] 7" Diameter Actual Filter Size – 23 Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

Actual Filter Size – 23 3/4"w x 47 3/4" x 1"

+ Product Details Size - 8"w X 14"h is the size for the duct opening measurement only

12"w X 2"h Is The Size For The Duct Opening Measurement Only

Actual Front End Outer Dimensions Are 12" Width X 5" Height - SEE IN DESCRIPTION HOW TO MEASURE A GRILLE

+ Product Details Size – 28"w X 20"h is the size for the duct opening measurement only

24" X 24" Heavy Duty Floor Grille Fixed Blades Air Grille Brown [Outer Dimensions: 25.75 X 25.75] 7" Diameter Actual Filter Size – 23 Compatible With Duct 7in Applications This sheet metal DDAG A 1212 Actual Filter Size – 23 3 4"w x 47 3 4" x 1" + Product Details Size 8"w X 14"h is the size for the duct opening measurement only