Best Cold Plunge Tubs
Eighteen tubs reviewed and not one publishes a safety listing. Seven picks scored on our published weights, and why the highest score on the page is 66.
Water Care
Filtration, sanitizer, pH and the maintenance routine behind a cold plunge that stays clear.
Cold Plunge Water Care: The Routine Nobody Mentions
Cold water slows bacteria but does not clean itself. Here is what filtration, sanitizer and pH actually require, and the free habit that halves the work.
What a Cold Plunge Costs to Run Each Month
A chiller runs whether you plunge or not, so duty cycle decides the bill. Four scenarios from about seven dollars a month to forty, plus the ice comparison nobody runs.