SaunaLife Model S4N Wood-Fired Hot Tub

Discover the essence of Scandinavian outdoor wellness with the SaunaLife Model S4N Wood-Fired Hot Tub. Beautifully handcrafted in Northern Europe, this all-natural soaking experience combines artisanal craftsmanship, superior efficiency, and modern eco-design.

Its thermally enhanced spruce exterior and ergonomic fiberglass interior blend Nordic elegance with long-lasting durability. Completely self-contained and ready to use upon arrival, the Model S4N requires no electricity — just pure heat and connection to nature.

Perfect for gatherings or quiet retreats, this wood-fired tub redefines relaxation for up to six bathers.

• Thermo-Spruce Exterior: 2x longer lifespan than cedar; weather-resistant and eco-friendly.

• Luxury Fiberglass Interior: Ergonomically contoured for superior comfort and easy cleaning.

• High-Efficiency Wood-Burning Heater: Dual-chamber stainless steel stove reduces wood use by up to 50%.

• Fast Heating: Warms 304 gallons of water from 40°F to 95°F in 1.5–2 hours.

• Self-Cleaning Corrugated Stove: Circulates water evenly for consistent temperature.

• No Electricity Required: Completely off-grid and environmentally conscious.

• Comes Fully Assembled: Ready for immediate outdoor installation.

• Handcrafted in Northern Europe: Authentic Scandinavian design and engineering.

• Model: S4N

• SKU: SL-MODELS4N

• Category: Hot & Cold Plunge Tubs

• Material: Thermo-Spruce Wood & Fiberglass

• Capacity: Up to 6 bathers

• Water Volume: 304 gallons

• Dimensions:

  • Exterior: 79" D × 37" H (201 cm × 94 cm)

  • Interior: 71" D × 33" H (180 cm × 84 cm)

• Shipping Dimensions: 45" D × 90" L × 87" H (114 cm × 229 cm × 221 cm)

• Weight: 595 lbs (270 kg)

• Manufacturer: SaunaLife

• Fully assembled wood-fired hot tub

• Thermo-Spruce steps

• Insulated foldable cover

• Stainless steel chimney and cap

• Drainage tap

• Rapid Heat-Up Time: 1.5–2 hours to reach bathing temperature

• Wood Use: 50% less wood compared to traditional hot tubs

• Construction: 304 stainless steel heater, thermo-treated spruce, reinforced fiberglass

Warranty & Manuals

• Installation and Operation Manual

• Warranty Information

• SaunaLife offers full support and guidance for setup, operation, and care.

About SaunaLife

Founded by sauna enthusiasts and artisans, SaunaLife merges Scandinavian craftsmanship with modern efficiency. Each design draws from Nordic traditions and sustainable materials — creating products that embody the “Nordic way” of wellness.
Live beautifully. Live the SaunaLife.