What is a 7bbl fermenter? A 7bbl fermenter, short for a 7-barrel fermenter, is a prominent brewing vessel used by microbreweries and craft brewers worldwide. The “7bbl” specification signifies its volume capacity, with one barrel (bbl) equivalent to approximately 31 gallons. Hence, a 7bbl fermenter can contain about 217 gallons of liquid. Brewing enthusiasts and […]