Core Material: Aluminum |Tank Material: Plastic |Row: 1 |Height: 18 In. |Width: 18-3/8 In. |Thickness: 1 In. |Inlet Header: 18-1/2 In. x 1-7/8 In. |Outlet Header: 18-1/2 In. x 3 In. |Inlet: 1-7/16 In. |Outlet: 1-1/2 In. |EOC: None |TOC: 12 In.(Concentric) |Comments: (ACPK239) 1 x Installation Sheet 1 x Instruction Sheet 2 x Shroud Clip