NFE Machinery Co manufactures the best 40bbl fermentation tanks/fermenters/unitanks,conical,60 degree cone,cooling jacket on tank body and cone bottom,with butterfly valves,pressure relief valve,CIP arm with 360 degree cleaning ball,racking arm beer outlet,4" hops port on the top,thermo probe,spunding valve,etc.Customized the tank by the high of your facility/building