SaunaLife Model S1B Thermo-Pine Cold + Hot Immersion Tub
Experience luxury recovery at home with the SaunaLife Model S1B — a Scandinavian-crafted hot and cold plunge tub built for daily performance, relaxation, and rejuvenation. Handcrafted in Northern Europe, it combines ergonomic design, long-lasting materials, and timeless style to elevate your wellness ritual.
🌿 Why You’ll Love It
- Dual-use immersion — enjoy cold therapy for recovery or hot soaking for relaxation
- Fully assembled and ready to use out of the box
- Spacious 124-gallon capacity for full-body immersion
- Contoured fiberglass liner supports comfort and insulation
- Premium Black Thermo-Pine exterior lasts up to 2X longer than cedar
- Matching Thermo-Pine stairs for easy entry and exit
- Weather-rated for year-round outdoor use
- Designed for one user — ideal for athletes, biohackers, or wellness seekers
🏗️ Design & Craftsmanship
The S1B features a thick, contoured fiberglass insert that hugs the body for comfort and temperature retention. Its Thermo-Pine shell resists warping, cracking, and decay — ensuring long-term durability and natural beauty in any climate. Each detail is precision-built to deliver effortless Scandinavian performance and minimal maintenance.
⚙️ Specifications
| Brand | SaunaLife |
| Model | S1B |
| Material | Black Thermo-Pine |
| Interior Dimensions | 34.4" Diameter × 36" Deep (87 × 91 cm) |
| Exterior Dimensions | 41.3" H × 40" Diameter (105 × 102 cm) |
| Water Capacity | 124 Gallons (470 L) |
| Weight (Filled) | 1,177 lbs (534 kg) |
| Shipping Weight | 265 lbs (120 kg) |
| Foundation Beams | 3.94" × 3.94" (10 × 10 cm) |
| Drainage | 1" (3 cm) |
| Chiller Connections | ¾" (2 cm) NPT |
| Fiberglass Insert | Grey, Ergonomic |
📦 What’s Included
- Durable 1.65” (4.2 cm) thick Black Thermo-Pine tub surround
- Ergonomic grey fiberglass insert
- Matching Thermo-Pine round stairs
- Pre-installed drain and chiller fittings
💆♂️ Perfect For
- Athletes & biohackers seeking faster muscle recovery
- Homeowners creating a daily wellness ritual
- Spas, gyms, and wellness studios enhancing client experiences
✨ Summary
Whether used for cold plunges to reduce inflammation or hot immersions for total relaxation, the SaunaLife S1B delivers the comfort, performance, and beauty of a premium outdoor wellness centerpiece — no assembly required.