Angel BF27 is a classic Weihenstephan bottom-fermented lager yeast. At cool temperatures it exhibits a short lag phase with strong, steady kinetics. It is a well-rounded lager yeast with modest production of floral and fruity esters and a very clean, crisp, and dry profile. Fermentation Range: 50–77 °F (10–25 °C) Optimal for clean, refined ...