White Labs Yeast | WLP004 Irish Ale | PurePitch® Next Generation
Product details
| Management number | 232479839 | Release Date | 2026/06/21 | List Price | US$3.57 | Model Number | 232479839 | ||
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Brew rich, malty ales with White Labs WLP004 Irish Ale Yeast (PurePitch® Next Generation). This versatile strain produces a smooth, dry finish with subtle roast and malt complexity—perfect for stouts, porters, and red ales. Its balanced ester profile and medium-to-high flocculation yield beers with depth, clarity, and a classic British character.
Each 70 mL PurePitch® pouch treats a 5-gallon batch. With 69–74 % attenuation, a 65–68 °F fermentation range, and up to 10 % alcohol tolerance, WLP004 delivers consistent performance across a wide range of malt-forward styles.
Key Features:
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Smooth, dry Irish ale yeast
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Medium-high flocculation for clear beers
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69–74 % attenuation; 65–68 °F range
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70 mL pouch for 5 gallons
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Ideal for stouts, red ales & porters
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