This is the new Gen3 FermZilla 55 liter Tri-Conical with a new 3 Inch Tri-Clover ferrule molded into the tank and redesigned tri-clover dump valve. No more complicated dump valve designs here, just simplicity. Brew with confidence on the new Tri-Clover FermZilla Range. With the new v3.0 you can ferment at pressures up to 30 PSI (2.4bar).