Bottom Line: The best water chiller for ice baths, this model can cool up to 500 gallons of water and is versatile enough to ...

Most serious athletes have spent some time in cold-water immersion therapy, whether taking an ice bath after football practice or hopping in a nearly frozen stream after a long trail run.

When electricity is cheap, the batteries freeze water. When energy costs go up, building managers turn off their pricey chillers and use the ice to keep things cool. A typical building uses about ...