â€¢ Quick start and vigorous fermentation, which can be completed in 4 days above 17 Â°C. â€¢ Medium to high attenuation, â€¢ Fermentation rate, fermentation time and degree of attenuation are dependent upon inoculation density, yeast handling, fermentation temperature and the nutritional quality of the wort. â€¢ BRY-97 American West Coast Yeast is a flocculent strain. Settling can be promoted by cooling and use of fining agents and isinglass. â€¢ The aroma is slightly estery, almost neutral and does not display malodours when properly handled. It may tend, because of flocculation, to slightly reduce hop bitter levels â€¢ Best when used at traditional ale temperatures after re-hydration in the recommended manner.