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By Alex Diaz · How we calculate this
There are two ways to do this, and the price gap between them is enormous. A basic setup, a chest freezer converted to hold water or a stock tank filled with bagged ice, can be pulled together for a few hundred dollars. A dedicated chiller unit that holds a set temperature on its own runs $3,000 to $6,000 or more, and that number doesn't include what it costs to run.
These key factors affect cold plunge affordability
Chiller vs. ice-based setup
Converting a chest freezer or filling a stock tank with ice gets you into cold water for well under $500. A standalone chiller that holds a target temperature without you touching it costs closer to $3,000-$6,000, sometimes more for larger tubs or faster recovery times between sessions.
Installation and electrical needs
Chillers draw enough power that many households need a dedicated circuit run to wherever the tub sits, and a plumbed-in tub adds an electrician's or plumber's bill on top of that. Neither cost shows up on the sticker price of the unit itself.
Ongoing running costs
A chiller runs more or less nonstop to hold its set point, so it shows up on the electric bill every month, not just on the day you bought it. The water also needs regular sanitizing or filtration to keep algae and bacteria from taking over, which is closer to owning a small pool than owning a piece of gym equipment.
How to use your results
- A basic ice-and-tub setup's cost against a self-chilling unit's higher price.
- Factor in electrical or plumbing work if your setup needs it.
- Include your existing debt for a realistic picture of what's actually left over.
Ways to make a cold plunge more affordable
- Start with a simple ice-and-tub setup rather than a powered chiller to test whether you'll stick with it.
- Compare several chiller brands, since prices vary widely for similar cooling capacity.
- Check whether your electrical panel already supports the circuit a chiller needs, before budgeting for an upgrade.
- Look for open-box or previous-model units, which are often discounted when a newer version launches.
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