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Permafrost

225 calories 21.7 g 12 oz
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Beer Stats
Method: All Grain
Style: Specialty IPA: White IPA
Boil Time: 60 min
Batch Size: 5 gallons (fermentor volume)
Pre Boil Size: 5.27 gallons
Pre Boil Gravity: 1.064 (recipe based estimate)
Post Boil Gravity: 1.068 (recipe based estimate)
Efficiency: 70% (brew house)
Source: ChrisD
Hop Utilization: 97%
Calories: 225 calories (Per 12oz)
Carbs: 21.7 g (Per 12oz)
Created: Saturday January 10th 2026
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Fermentables
Amount Fermentable Cost PPG °L Bill %
7 lb Rahr - Standard 2-Row7 lb Standard 2-Row 36.8 1.8 53.8%
4.50 lb Briess - White Wheat Malt4.5 lb White Wheat Malt 39.1 2.5 34.6%
0.75 lb Rahr - Unmalted Wheat0.75 lb Unmalted Wheat 34.5 2.5 5.8%
0.75 lb Flaked Oats0.75 lb Flaked Oats 33 2.2 5.8%
13 lbs / $ 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
0.50 oz Summit0.5 oz Summit Hops Pellet 18.5 Boil 60 min 29.99 9.1%
0.50 oz Centennial0.5 oz Centennial Hops Pellet 10 Boil 30 min 12.46 9.1%
1 oz Amarillo1 oz Amarillo Hops Pellet 8.6 Boil 20 min 16.88 18.2%
1 oz Centennial1 oz Centennial Hops Pellet 10 Boil 15 min 16.09 18.2%
1 oz Amarillo1 oz Amarillo Hops Pellet 8.6 Boil 10 min 10.11 18.2%
0.50 oz Centennial0.5 oz Centennial Hops Pellet 10 Boil 5 min 3.23 9.1%
1 oz Galaxy1 oz Galaxy Hops Pellet 14.25 Dry Hop 5 days 18.2%
5.50 oz / $ 0.00
 
Other Ingredients
Amount Name Cost Type Use Time
1 tbsp Irish Moss Fining Boil 10 min.
1 oz White Labs - Clarity Ferm WLN4000 Fining Primary 0 min.
2 g Calcium Chloride (dihydrate) Water Agt Mash 1 hr.
2 g Calcium Chloride (anhydrous) Water Agt Mash 1 hr.
3 g Epsom Salt Water Agt Mash 1 hr.
2 g Gypsum Water Agt Mash 1 hr.
5.92 ml Lactic acid Water Agt Mash 1 hr.
 
Yeast
Fermentis - Safale BW-20
Amount:
1 Each
Cost:
Attenuation (custom):
78%
Flocculation:
Low
Optimum Temp:
64 - 79 °F
Starter:
No
Fermentation Temp:
70 °F
Pitch Rate:
0.35 (M cells / ml / ° P) 110 B cells required
$ 0.00 Yeast Pitch Rate and Starter Calculator
Priming
CO2 Level: 2.25 Volumes
 
Target Water Profile
Light colored and hoppy
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
75 5 10 50 150 0
Mash Chemistry and Brewing Water Calculator
Quick Water Requirements
Water Gallons  Quarts
Strike water volume at mash thickness of 1.25 qt/lb 4.06 16.3  
Mash volume with grains 5.1 20.4  
Grain absorption losses -1.63 -6.5  
Remaining sparge water volume (equipment estimates 4.48 g | 17.9 qt) 3.08 12.3  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 6.67 g | 26.7 qt) 5.27 21.1  
Boil off losses -1.5 -6  
Hops absorption losses (first wort, boil, aroma) -0.17 -0.7  
Post boil Volume 5 20  
Going into fermentor 5 20  
Total: 7.15 28.6
Equipment Profile Used: System Default
"Permafrost" Specialty IPA: White IPA beer recipe by ChrisD. All Grain, ABV 6.94%, IBU 88.76, SRM 4.79, Fermentables: (Standard 2-Row, White Wheat Malt, Unmalted Wheat, Flaked Oats) Hops: (Summit, Centennial, Amarillo, Galaxy) Other: (Irish Moss, Clarity Ferm WLN4000, Calcium Chloride (dihydrate), Calcium Chloride (anhydrous), Epsom Salt, Gypsum, Lactic acid)
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  • Public: Yup, Shared
  • Last Updated: 2026-01-17 23:29 UTC