2789.6 square foot Monel plate heat exchanger. Manufactured by Tranter, type Supercharger, model UX-496-UP-343, SR# SC20205. Built 1998. ASME code stamped for 150 PSIG @ 150 degrees F on process and service sides. NB# 28868. Mounted on a base with complete exchanger enclosure. 4-8" nozzles.