Wyeast 1275 Thames Valley Ale from Wyeast: 17 to 22 C (62 to 72 F), 72 to 76 % attenuation, 10 % ABV tolerance, low to medium flocculation. Styles and substitutes.
Updated 05 September 2026.
Wyeast 1275 Thames Valley Ale yeast: temperature, attenuation and alcohol tolerance
Wyeast (liquid)The published Wyeast data for Wyeast 1275 Thames Valley Ale, the styles it suits, and what to use if you cannot get it.
Published technical data
| Manufacturer | Wyeast (liquid) |
|---|---|
| Species | Saccharomyces cerevisiae, top-fermenting ale |
| Fermentation temperature | 17 to 22 C (62 to 72 F) |
| Apparent attenuation | 72 to 76 % |
| Alcohol tolerance | 10 % ABV |
| Flocculation | Low to Medium |
Notes
Recommended for English bitter, ESB, pale ale, amber.
Character: Clean, light-malt English character with low esters.
A clean Thames Valley English strain with light malt character and low esters, useful when you want an English beer that is clean rather than fruity. It is the Wyeast counterpart to WLP023-region English strains. Clears with a cold crash.
Substitutes and styles
Questions and answers
What is the manufacturer of the Wyeast 1275 Thames Valley Ale yeast?
Wyeast (liquid)
What is the species of the Wyeast 1275 Thames Valley Ale yeast?
Saccharomyces cerevisiae, top-fermenting ale
What is the fermentation temperature of the Wyeast 1275 Thames Valley Ale yeast?
17 to 22 C (62 to 72 F)
What is the apparent attenuation of the Wyeast 1275 Thames Valley Ale yeast?
72 to 76 %