Used 200 gallon glass lined (3315 glass) Pfaulder reactor. Rated 25/FV psi @ 550F internal, 90 psi @ 350 F. 37" diameter x 48" with dish bottom, clamp top. Ass't top inlets, bottom center outlet, on legs. Hyd. driven Pfaudler drive, baffle. Serial # E176-0702, National Board # 36058, Built 1976.