ANDREW B. DUFFY Vertical packed column, 10" dia x 75" F.OF. (111" overall length). Carbon steel w/internal coating of nom. 40 mil. Fluoroshield and packed with (12) 10" d x 6" thick Koch Flexeramic 28P elements. Design info: 150 psig/FV@ 450 degF (Max) & -20 F min. National Board # 657 and s/n 8-98-3204, unit is lug mounted. With U-1 data report, drawings and photos. 650# empty.