Get current pricing for Distillation Eng, 100 Sq. Ft. SS U-Tub 100 Sq Ft Ss Horizontal U-tube Heat Excahnger, Built By Distillation Eng, 1987. 316-ss Shell Rated 20 Psi/fv @ 500 Deg F. 316-ss Tubes Rated 75 P . Product Category: Process Equipment, Sub Category: Process Heat Exchangers: