SaunaLife Model S1B 1-Person Cold/Hot Immersion Tub, Black

SaunaLife Model S1B Hot & Cold Immersion Tub – Black Finish

The SaunaLife S1B immersion tub is designed for both cold plunges and hot-water soaking. Featuring a durable black Thermo-Pine exterior and an ergonomic fiberglass lining, this tub offers a reliable solution for post-workout recovery or as a complement to sauna bathing.

Key Features

Hot & Cold Use

• Suitable for cold plunges or hot-water immersion

• Complements sauna sessions or workout recovery routines

Black Thermo-Pine Construction

• Thermo-Pine exterior treated for enhanced durability and stability

• Lasts up to 2X longer than standard cedar

• Naturally chemical-free, eco-friendly, and resistant to weather

Ergonomic Fiberglass Tub

• Thick, contoured grey fiberglass lining designed for comfort

• Ergonomic shape supports full-body immersion

• Capacity of up to 124 gallons

Easy Access & Installation

• Arrives fully assembled for convenient setup

• Matching black Thermo-Pine stairs included for safe entry and exit

• Built-in drainage system and chiller connections (3/4" NPT)

Package Includes

• Black Thermo-Pine exterior walls (0.7" / 1.7 cm)

• Grey fiberglass ergonomic insert

• Foundation beams (3.94" x 3.94" / 10 cm x 10 cm)

• Round Thermo-Pine stairs (black finish)

• 1" drainage system

• 3/4" NPT chiller connections

• Installation instructions

Dimensions

Interior

34.4" Diameter (87 cm) x 36" Deep (91 cm)

Exterior

41.3" H (105 cm) x 40" Diameter (102 cm)

Water Capacity

124 gallons