Yeast
Tom Hardy Ale — Brewing Science Institute
Brewing Science Institute
Spec sheet The maker publishes these figures for this exact product.
- Lab
- Brewing Science Institute
- Product code
- BSI-99
- Form
- liquid
- Type
- ale
- Attenuation
- 76–83 %
- Temperature
- 19–21 °C
- Flocculation
- medium
- Alcohol tolerance
- 15 %
- STA1
- Negative
Description
An English strain kept for the beers nothing else will finish: with the right handling BSI say it will take a fermentation past 20% ABV, though the tolerance they publish is 15%. Fruit esters intensify as gravity rises, which suits imperial stout and very strong IPA.