Get current pricing for Doyle & Roth, 278 Sq. Ft. Horizont 278 Sq Ft Horizontal Cs Shell & Tube Heat Exchanger. Cs Shell Rated 95 Psi @ 100 Deg F. Cs Tubes Rated 190 Psi @ 100 Deg F. Shell Dia : 12.75 X . Product Category: Process Equipment, Sub Category: Process Heat Exchangers: