22"W X 20"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 23.75"W X 21.75"H] w26h26 + Product Details Size - Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size - 12"w X 24"h is the size for the duct opening measurement only

7/8" Insulated Copper Coil Line - Seamless Pipe Tube for HVAC

R Value Rating of Insulation - R3

High Quality – Solid rigid steel body for durability and reliability

+ Product Details Size - 12"w X 36"h is the size for the duct opening measurement only

22"W X 20"H [Duct Opening] Steel Air Vent Return Grille HVAC VENT DUCT COVER DIFFUSER [Outer Dimensions: 23.75"W X 21.75"H] w26h26 + Product Details Size Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size 12"w X 24"h is the size for the duct opening measurement only 7 8" Insulated Copper Coil Line Seamless Pipe Tube for HVAC