Heat that undoes the week. Cold that sharpens it.
The quiet of a hot room with the door shut, then water cold enough to take your breath. Both at home, sized and specified so they actually fit.
Two halves of one practice
Heat, then cold.
The contrast is the point. Build the pair, or start with one.
Infrared and traditional saunas
The heat
Infrared cabins for indoors, stove-heated cedar rooms for the garden. One to eight person, with the circuit and the clearances stated on every listing.
From $2,299 · Ships free · 1 to 8 person
Explore saunas
Cold plunge
The cold
Self-chilling tubs that hold temperature without ice, plus bare tubs and separate chillers if you would rather build the pair yourself.
From $1,699 · Ships free · No plumbing
Explore cold plungeInfrared and traditional saunas
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The Threshold Trio
Regular price $7,999.00Sale price $7,999.00 Regular priceUnit price / per -
The Threshold Solo
Regular price $6,699.00Sale price $6,699.00 Regular priceUnit price / per -
Canadian Hemlock Corner Infrared Sauna, 4-5 Person
Regular price $2,999.00Sale price $2,999.00 Regular priceUnit price / per -
Okoume Infrared Sauna, 1-2 Person
Regular price $2,199.00Sale price $2,199.00 Regular priceUnit price / per
Why both, and why in that order
Heat first, then cold. Long enough in the heat that you stop thinking, then cold enough that you cannot think about anything else. Most people settle into that order and stay there.
Cold plunge
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Water Chiller Setup Package: Pump, Fittings and Tubing
Regular price From $179.99Sale price From $179.99 Regular priceUnit price / per -
Circulation Pump for Cold Plunge and Chiller
Regular price From $139.99Sale price From $139.99 Regular priceUnit price / per -
The Isotherm Cold Plunge
Regular price $9,999.00Sale price $9,999.00 Regular priceUnit price / per -
The Cold Vessel
Regular price $5,799.00Sale price $5,799.00 Regular priceUnit price / per
Chillers
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Water Chiller Setup Package: Pump, Fittings and Tubing
Regular price From $179.99Sale price From $179.99 Regular priceUnit price / per -
Circulation Pump for Cold Plunge and Chiller
Regular price From $139.99Sale price From $139.99 Regular priceUnit price / per -
Lumina Cold Plunge Dual Chiller and Heater – 1 HP
Regular price $2,699.00Sale price $2,699.00 Regular priceUnit price / per -
½ HP High Efficiency Water Chiller, 5,750 BTU
Regular price From $1,199.00Sale price From $1,199.00 Regular priceUnit price / per
From the Journal
View all-
Infrared or traditional: which one suits your h...
Infrared runs to 140F, traditional to 194F, and the difference decides where it goes, what it costs to run and how long you sit. The honest comparison.
Infrared or traditional: which one suits your h...
Infrared runs to 140F, traditional to 194F, and the difference decides where it goes, what it costs to run and how long you sit. The honest comparison.
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How cold, how long, and what size chiller
The temperature band the trials actually used, how long a session needs to be, and how to size a chiller so it is not running flat out and still losing.
How cold, how long, and what size chiller
The temperature band the trials actually used, how long a session needs to be, and how to size a chiller so it is not running flat out and still losing.
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The first two minutes in cold water
What actually happens in the first fifteen seconds, where the evidence honestly sits, and how to find out whether the habit sticks before you buy a chiller.
The first two minutes in cold water
What actually happens in the first fifteen seconds, where the evidence honestly sits, and how to find out whether the habit sticks before you buy a chiller.
Not sure which size you need?
Send us your room dimensions and the outlet you plan to use, and we will tell you what fits, including when the answer is nothing we sell.









