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SaunaLife SOAK S4B Wood-Burning Hot Tub - 6 Person

SaunaLife SOAK S4B Wood-Burning Hot Tub - 6 Person

$8,386.00 CAD
Shipping calculated at checkout.
DESCRIPTION

Contemporary Off-Grid Sophistication

The SaunaLife SOAK-Series Model S4B brings wood-fired hot tub luxury to contemporary outdoor spaces. This elegant black-finish 6-person hot tub combines sustainable heating technology with striking modern aesthetics, delivering eco-friendly relaxation that makes a bold architectural statement.

Bold Black Aesthetic Meets Green Technology

The dramatic black thermo-spruce exterior creates immediate visual impact, transforming functional outdoor equipment into a designer focal point. Yet beneath the sophisticated appearance lies revolutionary eco-friendly heating technology that operates without electricity while outperforming traditional wood-fired systems dramatically.

Breakthrough Efficiency Engineering

The S4B's advanced dual-chamber stainless steel stove captures wasted heat from exhaust smoke, transferring it back into the water heating process. This innovative design reduces wood consumption by half compared to conventional wood-burning hot tubs—sustainable performance that saves resources and effort.

Rapid Temperature Achievement

Forget waiting half a day for comfortable water temperatures. The S4B's engineered thermal system heats 304 gallons from cold to perfect soaking temperature in approximately ninety minutes to two hours—three times faster than traditional wood-fired hot tubs. Spontaneous relaxation becomes reality.

Smart Circulation Technology

The stove's intelligent design creates natural water circulation, drawing cooler water from bottom channels and redistributing heated water through upper pathways. Combined with super-heated air trapped between the liner and exterior walls, this multi-layer heating approach delivers even, efficient warming throughout.

Premium Black Thermo-Spruce Construction

The striking black finish isn't paint or coating—it's organically thermally-treated spruce that's inherently dark, dimensionally stable, and naturally resistant to decay and weathering. This premium material delivers twice the longevity of cedar while maintaining its sophisticated appearance through years of outdoor exposure.

Spacious Social Comfort

Six adults relax comfortably in the ergonomically contoured fiberglass interior. The dark grey lining enhances visual appeal while the smooth surface facilitates easy maintenance. Thoughtful dimensions balance generous capacity with efficient heating for practical everyday luxury.

Zero-Installation Simplicity

Your Model S4B arrives completely pre-assembled and ready for immediate enjoyment. No electrical work, no complicated plumbing, no construction expertise required—simply position, fill with water, light the fire, and begin your off-grid relaxation journey within hours.

Sustainable Operating Economy

Eliminate monthly electricity costs while reducing environmental impact. Wood-fired heating provides independence from power grids, immunity to energy rate increases, and satisfaction from sustainable resource use. The efficient combustion system minimizes wood consumption while maximizing heat output.

Modern Outdoor Living Centerpiece

The black exterior finish integrates seamlessly with contemporary outdoor design schemes, creating a cohesive aesthetic that enhances property value and living space appeal. This isn't just functional equipment—it's architectural luxury that elevates your entire outdoor environment.

Authentic Connection Experience

There's something deeply satisfying about tending a fire to create warmth and comfort. The wood-burning approach transforms hot tub use into an engaging ritual that slows down modern life, encourages presence, and facilitates genuine connection with family and friends.

Combine sustainability with sophistication. The SOAK-Series Model S4B black wood-burning hot tub delivers eco-friendly performance wrapped in contemporary design excellence for the modern outdoor lifestyle.

SPECIFICATIONS

Model: Model S4B


Material: Thermo-Spruce

Interior Dimensions: 71" Diameter x 33" (D)

Exterior Dimensions: 79" Diameter x 37" (H)

Water Capacity: 304 gallons

Product Weight When Filled: 3064 lbs


Stove Dimensions: 19.8" (L) x 11.8" (W) x 13.1" (H)

Chimney Dimensions: 95" (H) x 4.7" Diameter

Maximum Wood Length: 16"

Maximum Temperature: 106°F


Shipping Dimensions: 91" (L) x 46" (W) x 87" (H)

Shipping Weight: 595 lbs

FEATURES

Model S4B Outdoor Wood-Burning Hot Tub   

  • Thermo-Spruce materials (lasts up to 2X longer than Cedar)  
  • Luxury outdoor wood-burning hot tub 
  • Designed for outdoor ergonomic hot tub bathing experiences 
  • Arrives fully assembled and no electricity required (eco-friendly) 
  • Spacious interior holds over 304 gallons of pure water bathing pleasure 
  • Thick dark grey contoured fiberglass lining provides enhanced bather comfort 
  • Stainless steel wood-burning heater utilizes dual heat compartments for unmatched efficiency   
  • Rapid response heat-up time prepares water to ideal temperatures in under 2-hours 
  • Wood-burning heater constructed of 304 stainless steel 
  • Polished stainless steel chimney with protection 
  • Durable Thermo-Spruce tub surround (1.65” thick), painted black  
  • Superior thermal resistance (R-value) to retain heat  
  • Matching Thermo-Spruce wood steps for easy access 
  • Extra thick steel reinforced foam cover, folds for ease of removal and storage 
  • Dark grey marine grade vinyl cover exterior 
  • Integrated hot tub drainage tap 
  • Up to 6 bathers 
  • Exterior dimensions – 79" diameter and 37” high  
  • Interior dimensions – 71" diameter and 33” deep 
  • Designed by SaunaLife and handcrafted in Northern Europe 

Thermo-Spruce Material Advantages 

  • Lasts up to 2X longer than Cedar 
  • Superior thermal resistance (R-value) 
  • Eco-friendly 
  • Ideal for water use (stable)  
WHAT'S INCLUDED

Model S4B Outdoor Wood-Burning Hot Tub  

  • Fully assembled hot tub 
  • Steps 
  • Insulated cover  
  • Drainage with tap 
  • Polished stainless steel chimney 
  • Chimney cap 
SHIPPING
DOCUMENTS

Heat Faster, Soak Longer

The SaunaLife SOAK-Series Model S4 represents the pinnacle of wood-burning hot tub quality and efficiency. Engineered in Northern Europe, this incredibly efficient system heats 304 gallons from 40°F to 95°F in just 1.5-2 hours—three times faster than traditional wood-fired hot tubs. Its ingenious self-cleaning corrugated stove with secondary heat-recovery chamber reduces wood consumption by up to 50%, while super-heated air between the fiberglass lining and thermally enhanced spruce exterior accelerates heating. Arriving fully assembled and ready for up to 6 people, the ergonomic Model S4 requires no electrical connection and delivers backyard luxury with minimal wait time.

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