Used Pfaudler wiped film evaporator system. Includes 4.2 sq ft evaporator. 12" diameter. Rated atmospheric/Full vacuum @ 700 degrees F and 155/140 @ 700 degrees F jacket. 5 hp 4 DTW drive, variable speed 50-280 rpm. Contacts T316L stainless steel. Pfaudler SN R586-3037. NB 44316. Built 1986. External condenser Built by Doyle & Roth. Tubes stainless steel rated 125 PSI @ 350 degrees F. Shell carbon steel rated 125 PSI @ 350 degrees F. Stainless steel heads. Has (12) twelve wiper blades, PTFE, glass filled and slotted.