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Wood Fired Hot Tubs

Wood fired hot tubs are an easy way to soak outdoors year-round. Using no electricity or chemicals, wood fired hot tubs use a wood fired stove to get your tub up to 106 degrees. Explore our collection of wood fired hot tubs today!
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How a Wood-Fired Hot Tub Works

A stainless steel wood stove sits in the water and heats it directly, with a chimney carrying the smoke up and away. There's no pump, heater or electrical connection. Load wood, light the stove and the water warms while you wait.

SaunaLife S4 Specs

Spec S4
Seats Up to 6
Water capacity 304 gallons
Exterior 79" diameter x 37" high
Interior 71" diameter x 33" deep
Weight when filled 3,064 lbs
Heat-up 40°F to 95°F in 1.5–2 hours (SaunaLife's figure)
Max temperature 106°F
Max wood length 16"
Arrives Fully assembled, with steps, insulated cover and drain tap

Before You Buy

Plan for a level base that can hold more than 3,000 pounds when the tub is full, a water source to fill it, and a spot where the drain can run. The tub ships by freight at about 595 pounds. Check local burn rules for wood stoves.

Wood-Fired Hot Tub FAQs

How long does a wood-fired hot tub take to heat?

SaunaLife rates the S4 at 1.5 to 2 hours to heat 304 gallons from 40°F to 95°F.

How hot does it get?

Up to 106°F.

Does it need electricity?

No.

How many people fit?

Up to 6.

What do I need to set it up?

A level base rated for the filled weight, a water source and drainage. It arrives fully assembled.