Four people relax outdoors; one man is in an ice bath while three women sit and talk in a small pool. Towel on the ground nearby.

Learn About Coldtub

The Coldtub™ Difference

We started in the commercial space with the NHL Boston Bruins, specializing in commercial high use/high liability environments. As the market expanded, so did our offerings. Providing the same commercial level quality to residential homes. Now we pride ourselves in offering the best cold water experience to all walks of life. Once you are a Coldtub customer, you are family. This is truly a forever decision.

Simple line drawing of a bathtub with bubbles rising above it.

18+ Years in Business

We started in the commercial space with the NHL Bruins

A "no germs" symbol showing a germ graphic with a diagonal line through it, indicating prohibition or prevention of germs or bacteria.

Dead Sea Salt Sanitation

A much healthier, softer, more soothing solution. We use 1/10 the amount of sanitizer our competitors use.

Icon of a funnel with three water droplets above it, representing filtration or water filtering process.

Microfiltration

Our 1-Micron antimicrobial filter system is like no other. This system allows us to filter out many more contaminants than a typical filter offering.

A shield icon with a checkmark inside, symbolizing security, protection, or verified status.

UL Safety Certified

All of our Coldtubs are UL Safety Certified by TUV Standards

A blurred screenshot showing a calendar grid on the left and text sections on the right, possibly representing an online scheduling or planning interface.

100% Manufactured in USA

Built with the highest quality materials down to every screw. Truly built to last.

A white icon combining half a gear on the left and digital circuit lines on the right, symbolizing the intersection of engineering and technology.

Advanced Tech

Automated Coldtub Pal sanitation technology. 100% self cleaning. Reads water chemistry every 2 mins and adjusts accordingly. Get all water readings on Coldtub™ app.

A hand is holding a smartphone while a finger on the other hand points to or taps the screen.

Coldtub App

Monitor and control all Coldtub functions including water chemistry, temperature, jets, settings, etc via the Coldtub app. You can also log your sessions and the app will automatically track your HRV via Apple Watch every second you are in the tub and provide you a graph once the session is complete

Icon showing two plants growing under a cloud with rain and a sun, representing growth with sunlight and water.

Made For Harsh Climates

Can be placed outside in any harsh climate hot or cold!

Smartphone displaying the Coldtub Pal app interface with water quality indicators, boost and heat buttons, and chlorine range options set to high.

Coldtub Pal

COLDTUB™ units are all equipped with cutting edge sanitization technology called Coldtub Pal. This is a Dead Sea Salt sanitization system which allows COLDTUB™ to use 1/10th of the sanitizer any of our competitors use to keep their tubs safe and sanitized. This eco- friendly, safe, Dead Sea Salt solution is not only healthier than the alternatives, but also soft on the skin, creating an ever better experience.

Coldtub™ App: Monitor & Control Anywhere in the World

Manage Your Tubs

See your water chemistry live, control temperature, filtration, & monitor all tubs right through the app.

Session and Heart Rate Tracking

New session tracking will allow you to track your HRV, time, and temperature. The Coldtub App will automatically integrate with your apple watch to take your heart rate reading every second you are in the tub.

Remote Monitoring by Our Team of Engineers

Allows for remote diagnostics and controlling. Allowing us to make sure your tub is always 100%.

Reset Your Limits: Discover the Ultimate Coldtub Experience

Ready to elevate your recovery, mental clarity, and daily wellness? Dive into the world of Coldtub — the gold standard in cold plunge therapy. Engineered with industry-leading temperature control, pristine filtration, and unmatched durability, ColdTUB isn’t just a luxury; it’s an investment in your ultimate self. Discover the premium features that set us apart, and see why thousands are making the switch to the absolute best cold therapy on the market.

A smartphone screen displays a cold tub control app, showing a water temperature of 42°F, filtering mode, PH low alert, and several adjustment icons.

Control Portal

Filtration: The filtration setting allows you to monitor the number of hours a day your tub will run on the filtration cycle, which is completely adjustable to your personal use. It can also display the current filtration status of your coldtub™.

Documentation: Documents specific to your tub are here, along with the owners manual and other reference cards.

Errors Codes: This feature allows you to research error codes that your tub may be displaying, allowing you to troubleshoot.

Other Features

Dead Sea Salt Sanitizer

This eco- friendly, safe, Dead Sea Salt solution is not only healthier than the alternatives, but also soft on the skin, creating an ever better experience.

Easy to Install

COLDTUB™ units all fit through a standard doorway, and fill up with a garden hose. When you first fill your unit with water you will balance the PH and put in the correct measured amount of Dead Sea Salt - then you are good for a full year!

Energy Efficient

Not only will this tub save you money, energy, water, ice, chemicals, and filter costs but it will also last forever

Medical Grade Probe & Thermometer

COLDTUB™ units have medical grade thermometers and medical grade probes that will check the water chemistry and PH level every 2 minutes and adjust the levels accordingly. This in turn eliminates the need for human interaction and/or possibly, human error. a digital control pad allows for precise temperature control and our automated sanitizing system makes everything better for the end user.

Remote Monitoring

Mycoldtub.com is a website exclusive to Coldtub™ and Eco pack. This website, if installed, allows you to connect your tub to the internet, permitting you to control functions through the web, which is easier than using the topside control. here you can control and monitor the temperature, jets, sanitation levels, micro-filtration hours, energy levels, & much more!

Lowest Maintenance System

Our patented cooling system is the lowest maintenance cooling system available. With significantly fewer moving parts than other cooling systems, our system requires significantly less maintenance and care.

UL Safety Certified

COLDTUB™ units are the only cold tubs on the market that are third party TUV tested and certified to meet and exceed many Safety Certifications including UL.

Made for Hundreds of Athletes Per Day

COLDTUB™ created a solution to guarantee a safe, cold, and sanitized coldtub experience for each and every user, regardless of how many. Now, in 2023 COLDTUB™ units are in commercial gyms, recovery centers, spas, hotels and professional and college athletic training rooms WORLDWIDE

Saves Money

A study with The University of South Carolina shows an unbelievable amount of money saved by switching to COLDTUB™. This study can be found on our website or in our brochure.

See How We Stack Up: ColdTUB vs. The Competition

Feature
coldtub-logonew600-1.png
Brand A
Brand B
Sanitation System
Two outlined droplets with crosses inside, surrounded by star sparkles, symbolizing clean water or medical and health-related liquid.

Dead Sea Salt Sanitation Technology. Coldtub Pal.

Three simple water droplet outlines arranged side by side, with the largest droplet in the center and two smaller droplets on each side.

Ozone or UV

Three simple water droplet outlines arranged side by side, with the largest droplet in the center and two smaller droplets on each side.

A corona discharge ozone that is only good for 6 months to 1-year

Years In Business
Black and white graphic of a circular badge with "15 YEARS" written in the center, featuring ribbon shapes at the bottom and star accents around it.

18+ Years

Black and white circular badge with the text "6 MONTHS" in the center and two ribbon shapes at the bottom.

Less than 6 months

A black and white icon of a badge with ribbons displaying the text "3 YEARS" in the center.

3 Years

Applications
Simple black and white line drawing of a multi-story building with windows and a central entrance.

Commercial & Residential - In College/Pro Athletic Training Rooms and Commercial Gyms Worldwide

Simple black and white line drawing of a house with a door, window, chimney, and a bush in front.

Residential Only

Simple black and white line drawing of a house with a door, window, chimney, and a bush in front.

Residential Only

Material
Minimalist icon of a rolled-up towel or paper towel with diagonal lines indicating texture, shown in black and white outline.

Biolac vacuum formed acrylic. Western Red Cedar or Thermowood Ash Panels with option to add your logo

Black and white line drawing of a spool of thread with a loose end extending to the right.

White acrylic top with padded sitting area. No customizability

Black and white line drawing of a spool of thread with a loose end extending to the right.

Chinese acrylic bathtub converted to a cold tub

Warranty
Black and white line drawing of an award ribbon with a star in the center.

7 year warranty on shell of tub. 2 years on all parts that includes labor

A simple black outline of a classic shield shape on a white background.

2 years on upper shell

A simple black outline of a classic shield shape on a white background.

1-year warranty

Change Water/Filter
A stylized icon showing three horizontal layers with bubbles above and wavy arrows pointing downward below, representing filtration or purification.

6-12 months water 3-6 months filter for commercial use (70-100 People/Day)

Black and white icon showing small dots falling onto a rectangular surface with three wavy lines rising upward, representing a heated area or surface.

5-10 times a month water 1 week filter for residential use

Black and white icon showing small dots falling onto a rectangular surface with three wavy lines rising upward, representing a heated area or surface.

1-3 months water 2-5 weeks filter for residential use

Safety Certification
Black outline of a shield with a medical cross symbol in the center, representing health or protection.

UL Safety Certified by TUV Standards

A black circle with a diagonal line crossing through the center, forming a prohibition or "no" symbol, on a light gray background.

None

A black circle with a diagonal line crossing through the center, forming a prohibition or "no" symbol, on a light gray background.

None

App/Technology
Black and white icon of a smartphone with a gear in the center and lines with circles extending outward, representing technology or app integration.

Monitor & Control temperature, sanitation systems, energy levels, jets, & much more anywhere in the world with WiFi.

Three black-outlined squares and one black-outlined circle arranged in a 2x2 grid on a light background.

Third party "app" can't find anywhere

Three black-outlined squares and one black-outlined circle arranged in a 2x2 grid on a light background.

App to change temperature only with bluetooth

Temperature
Black and white icon of a thermometer with a sun on the left and a snowflake on the right, indicating temperature or climate change.

35-104 medical grade thermometer

Black outline of a thermometer with heat waves and lines indicating rising temperature.

"40-104"

Black outline of a thermometer with heat waves and lines indicating rising temperature.

"36" hot option available

Explore features tailored to your needs

Content goes here

Content goes here

Content goes here

Ready to Plunge? Let’s Find Your Fit.

Residential or Commercial

Capacity

Residential Model Includes:
Commercial Models Include:
Commercial Plus Models Include:

Coldtub Pal Lite (Auto Doser Salt System, No Probe)

Coldtub Pal (Salt System Based Off Medical Grade Probe Taking Water Chemistry Readings Every 2 Minutes)

Coldtub Pal(Salt System Based Off Medical Grade Probe Taking Water Chemistry Readings Every 2 Minutes)

Standard Freeze Chiller

Fast Freeze Chiller

Fast Freeze Chiller

Short Warranty (1 Year on All Parts, 5 Year on Acrylic Warranties - WARRANTY ONLY COVERS RESIDENTIAL USE)

Standard Warranty (2 Year on All Parts, 7 Year on Acrylic Warranties)

Standard Warranty (2 Year on All Parts, 7 Year on Acrylic Warranties)

Standard filtration system

Supplemented Ozone System

Supplemented Ozone System

Heater is included

Heater is included

Curbside delivery shipping is included. white glove delivery as upgrade (+750)

Curbside delivery shipping is included. white glove delivery as upgrade (+750)

Pro filtration system

PureWater filtration system

Perfect pH system is included

Health Dept. Consulting is included