Sufficient Capacity: This alcohol still provides you with a fermentation capacity of 8/5/3 gallons. Boiler barrel: 13.8" x 13. 8"/11.8" x 11.8"/9.8" x 9.8", condenser: 7.9" x 4.3" (20 x 11 cm), which can ferment up to 30 liters of raw materials.