69.72 Sq.Ft. Hastelloy Karbate Vicarb Inc (Now Alfa Laval) block type heat exchanger, Compabloc Model CP 30 - H -10B - 60 Compact. (60) Hastelloy C 276 Plates. Side 1 rated 150 @ 500 F, 1 pass. Side 2 rated 150 psi @ 500 F, 5 passes. Serial # 32327.11. Built 1992. Weight - 826.7 lbs.