Used 1500 Gallon vertical, sanitary 316-SS pressure tank, mfg by Vessel Craft, S/N: 1-217C8-1. Dished top and bottom. Interior rated 50 PSI @ 300 deg. F. Thickness: 5/16" wall & heads. Top center opening for mixer, plus manway and 2 additional ports on upper head. CBO. Leg mounted.