The Gen 3 FermZilla 55L Tri-Conical is a state-of-the-art pressure-rated PET fermenter designed for 10-12 gallon batches. This versatile vessel allows you to ferment, carbonate, and serve beer from a single container. The Tri-Conical design features a large 3-inch butterfly dump valve for yeast harvesting and trub removal. Capable of handling pressures up to 35 PSI, it enables "pressure fermentation" to reduce ester production and perform oxygen-free transfers. The wide opening ensuring easy cleaning and the high-clarity PET allows for real-time monitoring.