# 🍺 Top-down Brew: Mash temperature step calculator

Purpose: To determine the volume of hot water needed for increasing the temperature of a mash.

Initial temperature (degrees F or C)
Target temperature (degrees F or C)
Infusion water temperature (degrees F or C)
Total volume of water in the mash (quarts or liters)
Weight of grain in the mash (pounds or kilograms)
US units Metric units

Results: *** Waiting for results ***

## Notes:

One way to perform a step mash is to use hot water to increase the mash temperature. This calculator determines the volume of hot water needed to raise the mash to a target temperature. The formula and additional details are available at John Palmer's howtobrew.com web site.