Used 500 gallon Paul Mueller 316L Stainless Steel jacketed, agitated reactor. Internal rated 75 psi @ 325 F; 304-SS Dimpled Jacket rated 120 psi @ 325 F with SS Sheath. Full vacuum. 4' 6" width x 4" straoght side. Dished top and bottom. Mounted on legs. (Qty. 2 available)