Sparge Water Calculator

Calculate the volume and temperature of sparge water needed based on grain weight, mash water volume, grain absorption, and target pre-boil volume.

Grain Weight

lbs

Mash Water Volume

gallons

Grain Absorption Rate

qt/lb

Target Pre-Boil Volume

gallons

Tab to move between fields

Sparge Water Volume

3.56 gallons

Sparge Temperature

168 °F

First Runnings2.94 gallons

Grain Absorption0.31 gallons

Total Water Needed6.81 gallons

How to Use This Calculator

Enter grain weight in lbs, mash water volume in gallons, and grain absorption rate.
Set your target pre-boil volume in gallons.
Review Sparge Water Volume, Sparge Temperature, First Runnings, and Total Water Needed.
Adjust mash water volume or target pre-boil volume to fine-tune your water volumes.

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