SaunaLife Cold Plunge Tubs SaunaLife Model S1B 1-Person Cold/Hot Immersion Tub
SaunaLife Cold Plunge Tubs SaunaLife Model S1B 1-Person Cold/Hot Immersion Tub
SaunaLife Cold Plunge Tubs SaunaLife Model S1B 1-Person Cold/Hot Immersion Tub
  • Thermowood walls 0.7" (1.7cm)
  • Foundation Beams 3.94" (10cm) x3.94" (10cm)
  • Round Deluxe Stairs
  • Drainage 1" (3cm)
  • Chiller Connections 3/4" (2cm) NPT
  • Fiberglass Insert - Grey - Ergonomic
Brand Saunalife
Model MODEL S1B
Material Black Thermo-Pine
Interior Dimensions 34.4" Diameter (87cm) x 36" Deep (91cm)
Exterior Dimensons 41.3 "H (105cm) x 40" Diameter (102cm)
Water Capacity 124 Gallons
Product Weight when filled 1177 lbs (534kg)
Shipping Dimensions 47.8"L (121cm) x 46"W (117cm) x 48.1"H (122cm)
Shipping Weight 265 lbs (120cm)
  • Black Thermo-Pine materials (lasts up to 2X longer than Cedar)
  • Luxury outdoor cold/hot immersion tub 
  • Designed for outdoor ergonomic cold/hot tub bathing experiences 
  • Arrives fully assembled  
  • Spacious interior holds over 124 gallons of pure water bathing pleasure 
  • Thick contoured fiberglass lining provides enhanced bather comfort 
  • Durable Black Thermo-Pine tub surround (1.65” thick 0.74cm)
  • Matching Black Thermo-Pine wood steps for easy access 
  • Up to 1 bather
  • Exterior dimensions – 41.3 "H (105cm) x 40" Diameter (102cm) 
  • Interior dimensions – 34.4" Diameter (87cm) x 36" Deep (91cm)
  • Designed by SaunaLife and handcrafted in Northern Europe 

The SaunaLife Model S1B 1-Person Cold/Hot Immersion Tub is a luxury outdoor soaking tub designed for cold plunge therapy, hot water immersion, and personal wellness routines. Handcrafted in Northern Europe, it features a striking Black Thermo-Pine exterior, a spacious fiberglass-lined interior, and matching wooden access steps. Arriving fully assembled, the S1B offers a premium and convenient way to incorporate recovery, relaxation, and contrast therapy into your outdoor wellness space.

Best Uses for SaunaLife Model S1B:

  • Best for individuals seeking a dedicated cold plunge or hot soaking tub for personal wellness.
  • Ideal for backyards, outdoor spa areas, wellness retreats, and sauna installations.
  • Well suited for users focused on recovery, relaxation, circulation support, and contrast therapy.
  • Great for pairing with an outdoor sauna, barrel sauna, outdoor shower, or complete backyard wellness setup.
  • Recommended for buyers seeking a fully assembled immersion tub with a premium Black Thermo-Pine finish and durable fiberglass interior.
  • A strong fit for homeowners who want a compact, elegant outdoor tub designed for year-round cold and hot immersion experiences.

Yes, we really do offer FREE shipping! We will send your order at no additional cost to anywhere in the lower 48 states in the US. If you have questions about shipping to Alaska or Hawaii, please contact us through our live chat to discuss a custom freight quote.

SaunaLife Model S1B 1-Person Cold/Hot Immersion Tub

Sale price$3,185.00 Regular price$5,990.00
You Save $2,805.00 (47% Off)

In stock. Ships in 5 to 7 business days.

Layaway available. Only 50% down. Click here or call (260) 254-3087.

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  • Thermowood walls 0.7" (1.7cm)
  • Foundation Beams 3.94" (10cm) x3.94" (10cm)
  • Round Deluxe Stairs
  • Drainage 1" (3cm)
  • Chiller Connections 3/4" (2cm) NPT
  • Fiberglass Insert - Grey - Ergonomic
Brand Saunalife
Model MODEL S1B
Material Black Thermo-Pine
Interior Dimensions 34.4" Diameter (87cm) x 36" Deep (91cm)
Exterior Dimensons 41.3 "H (105cm) x 40" Diameter (102cm)
Water Capacity 124 Gallons
Product Weight when filled 1177 lbs (534kg)
Shipping Dimensions 47.8"L (121cm) x 46"W (117cm) x 48.1"H (122cm)
Shipping Weight 265 lbs (120cm)
  • Black Thermo-Pine materials (lasts up to 2X longer than Cedar)
  • Luxury outdoor cold/hot immersion tub 
  • Designed for outdoor ergonomic cold/hot tub bathing experiences 
  • Arrives fully assembled  
  • Spacious interior holds over 124 gallons of pure water bathing pleasure 
  • Thick contoured fiberglass lining provides enhanced bather comfort 
  • Durable Black Thermo-Pine tub surround (1.65” thick 0.74cm)
  • Matching Black Thermo-Pine wood steps for easy access 
  • Up to 1 bather
  • Exterior dimensions – 41.3 "H (105cm) x 40" Diameter (102cm) 
  • Interior dimensions – 34.4" Diameter (87cm) x 36" Deep (91cm)
  • Designed by SaunaLife and handcrafted in Northern Europe 

The SaunaLife Model S1B 1-Person Cold/Hot Immersion Tub is a luxury outdoor soaking tub designed for cold plunge therapy, hot water immersion, and personal wellness routines. Handcrafted in Northern Europe, it features a striking Black Thermo-Pine exterior, a spacious fiberglass-lined interior, and matching wooden access steps. Arriving fully assembled, the S1B offers a premium and convenient way to incorporate recovery, relaxation, and contrast therapy into your outdoor wellness space.

Best Uses for SaunaLife Model S1B:

  • Best for individuals seeking a dedicated cold plunge or hot soaking tub for personal wellness.
  • Ideal for backyards, outdoor spa areas, wellness retreats, and sauna installations.
  • Well suited for users focused on recovery, relaxation, circulation support, and contrast therapy.
  • Great for pairing with an outdoor sauna, barrel sauna, outdoor shower, or complete backyard wellness setup.
  • Recommended for buyers seeking a fully assembled immersion tub with a premium Black Thermo-Pine finish and durable fiberglass interior.
  • A strong fit for homeowners who want a compact, elegant outdoor tub designed for year-round cold and hot immersion experiences.

Yes, we really do offer FREE shipping! We will send your order at no additional cost to anywhere in the lower 48 states in the US. If you have questions about shipping to Alaska or Hawaii, please contact us through our live chat to discuss a custom freight quote.

FAQ

GENERAL INQUIRIES

We are located in Indianapolis, Indiana.

Yes, we have some great financing options from our partner, Bread Pay. Just choose the monthly payment option at checkout to get started.

SHIPPING

Shipping in the Continental U.S. is free!

Since we carry different brands our products also ship from different locations.  See the list below:

  • Almost Heaven Saunas -  West Virginia
  • Dundalk Leisure Craft - Canada
  • Harvia - Portland
  • Baltic Leisure - Pennsylvania
  • Saunacore - Canada
  • TheraSauna- Iowa

The list below is the current delivery timeline by brand:

  • Almost Heaven Barrel Saunas - 6 to 8 Weeks
  • Almost Heaven Indoor Saunas - 4 to 6 Weeks
  • Amba Products - 1 to 2 weeks
  • Baltic Leisure - 3 to 4 weeks
  • Dundalk Leisure Craft -  Approximately 1 to 2 weeks after the estimated build date
  • Golden Designs Sauna - Within 1 week
  • Saunacore - 2 to 3 weeks
  • TheraSauna - 10 to 12 weeks

We currently do not ship to Alaska but if you are really interested we can request for a custom freight quote.

SAUNA ASSEMBLY

It is an easy assembly. Here is the link to our video gallery for a quick look.

The sauna comes in a crate. You'll need to assemble it but it is a very quick assembly.