The current issue
Sauna Monthly

The monthly read on heat, cold & recovery

Vol. 1 · No. 1 · July 2026

Plunge Air

Plunge Cold Plunge Tub

Plunge Air

Electric120V Plug-InActive Chiller

Inflatable ~105-gallon cold plunge that sets up in about 15 minutes and pairs with a compact chiller cooling to 39°F on a standard 110V/15A outlet. UV-resistant, insulated, and packable — the budget path into powered cold plunging.

Good to know: Empty tub weighs just 28 lbs — good for renters or travel setups.

Price$3,390
Shop at Plunge

We may earn a commission when you buy through this link, at no cost to you.

What to know before you buy

chilled, electric, 120V plug-in. The details that decide whether it fits your space, your electrical, and how you like to sweat.

Electric
Thermostat-controlled heat at the flip of a switch — no chimney, consistent temperature, and app/timer control on many models.
120V Plug-In
Runs on a standard household outlet — no electrician required. Check whether it needs its own dedicated circuit.
Active Chiller
A powered chiller holds your set temperature year-round — no ice runs, consistent cold.

The Science · 7 min read

Cold plunge and the Nordic cycle: the other half of the ritual

More cold plunge

See all 7 cold plunge

The Monthly Dispatch

One issue a month. Worth the sweat.

New saunas and gear worth knowing about, session protocols, and the heat-therapy research behind them. No spam, unsubscribe anytime.