22"W X 34"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 23.75"W X 35.75"H] w10h10 which the interior PET provides Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

which the interior PET provides

+ Product Details Size - 22"w X 26"h is the size for the duct opening measurement only

75" width X 19

We pride ourselves on offering top-of-the-line products that meet the highest standards

+ Product Details Size - 34"w X 12"h is the size for the duct opening measurement only

22"W X 34"H [Duct Opening] Steel Air Vent Return Grille HVAC VENT DUCT COVER DIFFUSER [Outer Dimensions: 23.75"W X 35.75"H] w10h10 which the interior PET provides Compatible With Duct 7in Applications This sheet metal DDAG A 1212 which the interior PET provides + Product Details Size 22"w X 26"h is the size for the duct opening measurement only