32"W X 8"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 33.75"W X 9.75"H] Material_Aluminum + Product Details Size – accordion content RFG2525 Black-HP 18" Round Duct Pipe

+ Product Details Size – 10" X 2" is the size for the duct opening (floor/vent hole) measurement only

Great emphasis has been invested in the design of this product to prevent it from kinking in sharp bends & turns and to hold steady and at full diameter in all applications

75" width X 11

+ Product Details Size - 8"w X 20"h is the size for the duct opening measurement only

+ Product Details Size - 20"w X 32"h is the size for the duct opening measurement only

32"W X 8"H [Duct Opening] Steel Air Vent Return Grille HVAC VENT DUCT COVER DIFFUSER [Outer Dimensions: 33.75"W X 9.75"H] Material_Aluminum + Product Details Size – accordion content RFG2525 Black HP 18" Round Duct Pipe + Product Details Size – 10" X 2" is the size for the duct opening (floor vent hole) measurement only Great emphasis has been invested in the design of this product to prevent it from kinking in sharp bends & turns and to hold steady and at full diameter in all applications