Get current pricing for Jfd Tube & Coil Productio, 104 Sq. Ft. JFD Tube 104 Sq Ft. Horizontal U-tube Heat Exchanger, Mfg By Jfd Tube & Coil. Carbon Steel Shell Rated 200/fv @ -20 Degrees To 450 Degrees F. Carbon Steel . Product Category: Process Equipment, Sub Category: Process Heat Exchangers: