Unused Stainless Steel 96 sq. ft. vertical heat exchanger. 0.4 Design duty (MMBTU/Hr). Manufactured by Alliance Fab (Graham) in 2022. CS Shell: 150 psi @212F. 304 SS Tubes : 50FV psi @400F. Dimensions 10" x 72". Designed as Secondary Surface Condenser. Under Nitrogen Purge. S/N 1345; NB #159.