Used 9300 gallon (300 BBL) 304 stainless steel jacketed pressure vessel. Manufactured by Ziemann Bauer GmbH. Vessel Rated 29psi @86F, jacket rated 43psi @86F. 10' 2" dia x 30' tall.. Dished head, cone bottom.Previously used in brewery as fermenter, cooled with Glycol @24F. National board #149. Serial #8627-14300129/1000. Built 2012. .