Fermolager W 11.5 g – German lager yeast from AEB Brewing Fermolager W from AEB Brewing is an active dry yeast for bottom-fermented beer styles. The strain is of German origin with a clean fermentation profile, and suits a wide range of classic lagers such as pilsner, helles, Vienna lager, bock and märzen. The yeast is equivalent to W-34/70. The yeast produces low levels of esters and phenols, giving a balanced, fresh and crisp beer. High flocculation gives good clarity, and moderate attenuation gives a good balance between malt and hops. It suits homebrewers and microbreweries who want a reliable lager yeast. Technical data Yeast type: Saccharomyces pastorianus Origin: Germany Attenuation: approx. 82% (medium) Fermentation temperature: 10–14 °C Flocculation: high Alcohol tolerance: 9–10% ABV Ester and sulphur production: low POF: negative STA-1: negative Pack size: 11.5 g Teknisk datablad Frequently asked questions about Fermolager W What temperature should Fermolager W ferment at? AEB Brewing states 10–14 °C. That requires cooling, for example a fridge with a temperature controller. Which beer styles does the yeast suit? Classic lagers such as pilsner, helles, Vienna lager, bock and märzen. What do POF negative and STA-1 negative mean? POF negative means the yeast does not produce spicy, clove-like phenols. STA-1 negative means it is not diastaticus and does not break down dextrins, so the beer will not over-attenuate. Which yeast is Fermolager W equivalent to? It is equivalent to W-34/70, a classic German lager strain. Related AEB Brewing dry yeast SafLager W-34/70 – 11.5 g Fermoale AY3 11.5 g – AEB Brewing Czech pilsner (Norwegian)

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