LalBrew Windsor British Ale Yeast
LalBrew Windsor British Ale Yeast

LalBrew Windsor British Ale Yeast

$4.05 $5.79
LalBrew Windsor British Ale Yeast is a traditional English ale strain that produces rich malt character, fruity esters, and a smooth, full-bodied finish. Its moderate attenuation and classic British fermentation profile make it an excellent choice for bitters, porters, stouts, and other malt-forward ales.
  • Fruity British ale character
  • Full-bodied beers with rich malt expression
  • 11g packet treats approximately 5 gallons
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Fermentation Temp Range
Each yeast strain has a temperature range where it performs best. Lagers require cooler temps, while Kveik yeasts can ferment in extreme heat. Maintaining the proper fermentation temperature for each yeast strain is crucial its health. Matching a yeast's ideal range to your environment (or your ability to control temp) is key to getting clean, consistent results.
Scale from 30°-120°F

LalBrew Windsor produces a classic British fermentation profile with noticeable fruity esters, rich malt character, and a smooth, rounded finish. Its moderate attenuation leaves additional body and residual sweetness, making it especially well suited for traditional English-style ales.

Its recommended fermentation range of 59–77°F supports consistent fermentation while preserving the strain's signature malt-forward character and balanced fruitiness.

  • English Bitter
  • Ordinary Bitter
  • Extra Special Bitter (ESB)
  • English Brown Ale
  • Mild Ale
  • Irish Red Ale
  • Scottish Ale
  • Porter
  • Sweet Stout
  • Oatmeal Stout
  • Old Ale
  • Cream Ale
  • Blonde Ale
  • New England IPA

Yeast Format: Dry

Yeast Style: Ale

Flocculation: Low

Attenuation: 59–72%

Aroma: Fruity, estery

Fermentation Temperature Range: 59–77°F (15–25°C)

Alcohol Tolerance: 12% ABV

Style Applications: Altbier, American Wheat, Baltic Porter, Blonde Ale, Brown Porter, Cream Ale, English Brown Ale, English IPA, Extra Special Bitter, Irish Red Ale, Mild, New England IPA, New England Pale Ale, Oatmeal Stout, Old Ale, Ordinary Bitter, Robust Porter, Scottish Ale, Special/Best Bitter, Sweet Stout

  • Ferment between 59–77°F (15–25°C) for classic British ale character.
  • Use with malt-forward recipes where body and residual sweetness are desired.
  • Proper wort aeration supports healthy fermentation and consistent attenuation.
  • Low flocculation may require additional conditioning time for improved clarity.
  • Follow the manufacturer's recommended pitching rate for best results.

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LalBrew Windsor British Ale Yeast
On Sale from $4.05

Frequently Asked Questions

LalBrew Windsor is ideal for English bitters, brown ales, porters, stouts, Irish red ales, Scottish ales, milds, and many other traditional British-style beers.

It produces a fruity, estery fermentation profile with rich malt character and a smooth, rounded finish.

The recommended fermentation temperature range is 59–77°F (15–25°C).

LalBrew Windsor has an attenuation range of approximately 59–72%.

LalBrew Windsor has low flocculation, which may require additional conditioning time to improve clarity.

One 11g packet is designed to ferment approximately 5 gallons of beer.


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