Get current pricing for Killebrew Engineering, 854 Sq. Ft. 304L-SS 854 Sq Ft Horizontal Ss U-tube Heat Exchanger. 304l-ss Shell Rated 200 Psi @ 300 Deg F. 304l-ss Tubes Rated 180 Psi @ 400 Deg. F. Shell: 18 Od X . Product Category: Process Equipment, Sub Category: Process Heat Exchangers: