125 sq. ft. vertical Graphilor Polyblock heat exchanger. MFD by Carbone, model 1260-25, Serial # 10800, built 1997. ASME code stamped for 215 psi @ 350 deg. F, -20 deg. F , shell side; 100 psi & FV @ 350 deg. F, -20 deg F on tube side. Shell 13.25" OD x 92" long. Openings: Process side (2) 6", Service side (2) 2", 3/4" & 1/2" drain. NB# 1067.