“USED – WOLFE MECHANICAL AND EQUIMENT SINGLE PASS SHELL AND TUBE HEAT EXCHANGER, 784 SQ FT. VERTICAL. 304 STAINLESS STEEL SHELL RATED 100 PSI @ 300 DEG.F…304 STAINLESS STEEL TUBESHEET, AND HEADS. OPENINGS SHELL (2) 2″, (2) 4″, (2) 8″,10″,14”. SIDE LUG MOUNTS.