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Water coolers for your ice bath – Arctic Tub cooling technology from Cologne, available throughout Germany and the EU.
A professionally chilled ice bath offers maximum control over temperature and hygiene – making regular cold training comfortable and efficient. While classic ice baths are usually filled with ice cubes or cold tap water, a water chiller allows for precise and consistent temperature control. This keeps the water consistently cold without the need for constant refilling with ice.
Arctic Tub offers high-quality, durable water coolers for professional and private use. With technical expertise, modern materials, and a clear focus on efficiency and reliability, we deliver your customized cooling solution throughout Germany, the EU, and beyond.
In combination with a suitable water cooling device, your ice bath becomes a permanently ready-to-use cold tool for everyday life, sports and regeneration.
Technology and effect of water coolers in ice baths
What are the benefits of a water cooler?
A water cooler allows you to continuously cool your ice bath water to the desired temperature – regardless of ambient temperature and frequency of use.
Advantages at a glance:
Constant water temperature adjustable between approx. 3 °C and 15 °C
No need for constant refilling of ice
Efficient cooling technology saves costs and effort in the long run.
Ideal for regular cold training or daily ice bathing.
Reduction of algae and germ growth through constant cold
How does a water cooler work?
A water cooling unit works similarly to a classic cooling technology:
Water is circulated through a cooling circuit.
An integrated compressor selectively extracts heat from the water.
The extracted heat is transferred to the environment via a heat exchanger.
The chilled water is then returned to the ice barrel or cold tub.
Modern devices offer precise temperature control and automatic regulation for energy-saving operation.
Can you use a water cooler for an ice bath?
Yes – and it's actually the most professional solution for a permanently usable ice bath. Special water cooling kits for ice baths are designed to:
Provide cooling quickly and consistently
work in an energy-saving manner
They can be flexibly connected to different ice barrels or cold tubs.
are compatible with filter systems and water care systems
Many of our users appreciate this advantage: no need to lug around ice every day, but constant cold at the touch of a button.
How can I keep the water in my ice bath cold?
There are various options to suit your needs:
classic: manual filling with ice cubes or ice blocks
semi-automated: combination of insulation and passive cooling (e.g. at night)
Professional: Use of a water cooling unit that continuously maintains the desired temperature.
Additionally, you should ensure a well-insulated container, suitable water filtration, and a location away from direct sunlight – this will keep your water fresh and cool for longer.
How cold should the water be for ice swimming?
The ideal water temperature depends on the individual training goal and personal experience:
Beginners: approx. 10–15 °C
Advanced: approx. 5–10 °C
Professionals / special applications: down to approx. 3–5 °C
Temperatures below 5°C are only recommended for experienced users. The best water cooling system allows you to precisely adjust the temperature to your desired level.
Water cooling – the perfect complement to your ice bath
A modern water cooling set offers you:
Flexibility → usable with different pools
Precise temperature control
Continuous cooling without manual ice addition
Compatible with filter and water care systems
Quiet operation thanks to high-quality fans and water cooling
Energy-efficient operation (often significantly cheaper than adding ice daily)
Professional cooling technology from Arctic Tub
Arctic Tub offers you not only high-quality, durable ice baths and cold tubs, but also the right cooling technology for your individual ice bath experience.
Partial development and planning in Cologne
High-quality refrigeration technology tailored to the specific requirements of ice baths
Complete water cooling or individually configurable solutions
Can be integrated into existing housings for water cooling or new systems
Can be combined with filter and water care systems
Whether you want to buy a water cooling unit or are looking for suitable accessories for your existing solution – we are happy to advise you.
Do you need reliable cooling for your setup? Contact us – together we'll find the right solution for you!
Ice Bathing with Arctic Tub – Your Cold Plunge Tub from Cologne, Delivered Across Germany and the EU
With Arctic Tub, you get a high-quality, long-lasting ice tub for your personal cold plunge experience. The journey began in Cologne – today, we manufacture some of our perfectly insulated cold tubs (the Polar Bear Tub) using state-of-the-art technology and robust materials in the Sauerland region. Whether you're an athlete, a biohacker, or simply someone who cares about their health – our ice tubs offer safe and effective cold therapy, delivered throughout Germany and across the EU.
"An ice bath is not a trend, but an effective tool for promoting health – when done correctly." – Arctic Tub Team
Health Benefits and Physiological Foundations
What Does Ice Bathing Actually Do?
Ice bathing, also known as cold water immersion, offers far more than just a short-term refreshment. Numerous scientific studies confirm the positive effects on the human body – particularly on the immune system, metabolism, and physical and mental resilience.
The sudden contact with cold water activates the sympathetic nervous system, leading to an increase in noradrenaline. This neurotransmitter boosts concentration and alertness, while simultaneously promoting anti-inflammatory processes – a particular benefit for those with chronic conditions.
What Does a 3-Minute Ice Bath Do?
A three- to five-minute ice bath can stimulate circulation, reduce muscle soreness, and stabilize the cardiovascular system. Calorie expenditure increases slightly through thermogenesis – up to 200 calories per session is a realistic estimate. Regular cold exposure also stimulates brown adipose tissue, which contributes to the body's own heat production.
Is Ice Bathing Good for Body Fat?
Cold stimuli not only boost circulation but also fat metabolism. Brown adipose tissue in particular – an energy-consuming tissue type – is activated through regular ice bathing. Combined with a healthy diet and exercise, this can contribute to a reduction in body fat.
Smoother, Firmer Skin Through Ice Bathing?
Ice bathing can have positive effects on the skin by stimulating circulation and helping to reduce pore size. It soothes inflammation and can contribute to clearer, more radiant, and firmer skin.
Application and Practice
How Do You Ice Bath Correctly?
A controlled approach is essential to safely and effectively reap the benefits of ice bathing. It is recommended to gradually acclimatise to the cold, for example through cold showers in everyday life. Conscious breathing also helps to mentally manage the cold stimulus. Beginners should not bathe alone and should limit their time in the water to a maximum of one minute at first.
How Often Should You Ice Bath Per Week?
Whether daily ice bathing makes sense depends on your personal condition and goals. For most users, a frequency of two to three times per week has proven effective. Those who respond well to the cold can bathe more frequently – but sufficient recovery time should always be observed.
How Do You Best Start Ice Bathing?
For those trying ice bathing for the first time, the following steps are recommended:
Incorporate cold showers into your daily routine
Start with water at around 10–15 degrees Celsius
Gradually increase the duration over time
Always take ice baths under supervision
Ensure proper aftercare with warm clothing and adequate hydration
Technical Aspects and Conditions
Is Cold Water Enough for an Ice Bath?
Extreme temperatures are not necessary for an effective ice bath. Water at 10–15 °C already produces a noticeable effect. Cold tap water – optionally supplemented with ice – is sufficient. Specialised containers such as ice tubs or wooden barrels offer consistent temperature control and increased comfort during use.
What Do You Wear When Ice Bathing?
Swimwear is typically worn during ice bathing. Additionally, neoprene gloves and shoes are recommended to protect sensitive extremities, as well as a hat to minimise heat loss through the head. After the bath, warm, dry clothing is essential.
Should You Take a Warm Shower After Ice Bathing?
After an ice bath, natural rewarming is preferable to quickly heating up with a hot shower. The body benefits from regulating itself independently. Warm clothing, movement, and hot drinks all support this process and help avoid cold shock while preserving the positive effects.
How It Works in Detail
How Does Ice Bathing Work?
The effects of ice bathing are based on targeted thermal stimulation. As soon as cold water contacts the skin, blood vessels constrict (vasoconstriction) to protect the body's core temperature. At the same time, heat is generated through thermogenesis. Regular cold exposure leads to improved cold adaptation – the body learns to respond more efficiently to temperature changes.
In addition, after approximately 2–3 minutes in ice water, the thermal stimulus triggers the release of hormones such as adrenaline, endorphins, and cortisol.
How Long Do You Need to Ice Bath to Feel the Effect?
Even short ice baths of two to three minutes are sufficient to achieve sympathetic activation and anti-inflammatory effects. Combined with exercise, such an ice bath can support recovery and slightly increase energy expenditure.
How Long Do You Need to Ice Bath to Activate Brown Fat?
Brown adipose tissue is activated through repeated cold stimuli. Ice baths lasting several minutes over the course of several weeks can increase the activity of this thermogenic tissue. This tissue burns energy to produce heat and can thus contribute to weight management.
Is a 5-Minute Ice Bath Safe?
For healthy individuals who have gradually acclimatised, a 5-minute ice bath is generally safe. However, individual differences should always be taken into account, and medical advice is recommended for those with pre-existing conditions.
Summary and Outlook
Ice bathing offers a wide range of effects on both a physical and mental level – from enhanced recovery and anti-inflammatory processes to support for energy expenditure. It helps reduce stress through the release of endorphins, improves mood by stimulating hormone production, and promotes the production of white blood cells, thereby strengthening the immune system. A mindful approach, regular application, and the right conditions are key.
Arctic Tub supports you in professionally establishing your cold plunge routine with high-quality, durable cold tubs, delivered throughout Germany and across the EU.
The combination of technical quality, user-friendliness, and well-founded expertise makes Arctic Tub a reliable partner for anyone who wants to incorporate the benefits of ice bathing into their daily life in a safe and sustainable way.
"Cold stimuli belong in every modern lifestyle – Arctic Tub delivers the right equipment for it."
Feel free to contact us for further information, personalised advice, or a no-obligation quote – we look forward to hearing from you!
Arctic Cool Mini - Water cooling unit
Arctic Cool Basic 2 Plus - Water cooling unit - with app control
Arctic Cool €3.490 /
