Chiller Cooldown-Time Calculator
Estimate theoretical cooling load and a practical cooldown range.
Decision tools
Cold-plunge calculators
Use the variables that actually change equipment fit and ownership cost.
Cold Plunge Electricity-Cost Calculator
Estimate monthly chiller energy cost from watts, duty cycle and electricity rate.
Ice vs Chiller Break-Even Calculator
Compare recurring ice spend with chiller ownership cost.
Cold Plunge Filled-Weight Calculator
Estimate water, tub and user load before placement.