Used Perry Products 773 square foot surface area shell and tube exchanger. Rated 75 PSI @ 320 degree F, tube and shell side. 3/4" OD Stainless steel tubes, tube sheets and heads. Carbon steel shell 20" X 12' long. Shell nozzles: 10", 4" and a 2". Tube side has (2) 3" flanged nozzles. Expansion joint. Built 1980, SN: B2768, NB # 2408. NOTE: Shell has 1" hole which can be repaired and recertified at an ASME Shop.