Hydronic Duct Heating and Cooling Coil Casing Connection Type Slip Drive Flow Capacity 3.8 gpm Required Air Flow 600 cfm Number of Feeds 1 Number of Rows 2 Fin Length 12 in Fin Height 12 in Casing Height 12 1/8 in Casing Width 12 3/8 in Casing Depth 6 in Casing Material 16 ga Galvanized Steel Connection Type MPT Copper Temperature Entering Coil 55 Degrees F Temperature Leaving Coil 112.1 Degrees F Tube Material Copper Tube Outer Diameter 5/8 in Tube Wall Thickness 3/16 in