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Three tubs.
Same chiller. Different bath.

Every tub gets the same sealed-refrigerant chiller, ozone purification, and heat-mode-as-standard. What changes is the shell and the bath: how big it is, what it's made of, and what it asks of the room around it.

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Chill Tubs Lite

£3,480 £3,995
Volume
400 L
Temperature
3 °C ↓
Build
Roto-mould
Weight
85 kg
Best for
Solo daily use, smaller spaces, the way in.
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Most popular

Chill Tubs Original

£499 £599
Volume
400 L
Temperature
3 °C ↓
Build
Stainless 316
Weight
125 kg
Best for
Most households. Premium build, canonical model.
Top of the range

Chill Tubs Pro

£5,980 £6,495
Volume
700 L
Temperature
3 °C ↔ 40 °C
Build
Aristech acrylic
Weight
220 kg
Best for
Year-round, contrast bathing, pro / commercial.
01 / What three minutes does

Minute by minute,
inside the body.

Cold immersion at 2–5 °C is the shortest, most metabolically expensive of the three modalities, and the one with the longest tail. A pharmacological-scale catecholamine release with none of the pharmacology.

0:00
Vasoconstriction kicks in within 5 seconds; peripheral blood retreats to the core.
0:30
Cold-shock response reaches a peak: sharp inhale, elevated heart rate. With practice the gasp reduces; response changes after a week or two.
1:30
Norepinephrine (focus, mood and pain modulation) rises to roughly 5× baseline. It stays elevated for hours.
3:00
Exit. Re-warming triggers a slow flood of dopamine that holds for 4–6 hours and shows up subjectively as clarity and an uplifted mood.
CHILL TUBS LITE

Product details

Chill Tub Lite
Chill Tubs Lite Roto-mould body, in situ.

Description

Introducing the Chill Tubs Lite. A lighter design, inspired and built for durability. Chill in comfort. Its sleek silhouette looks at home indoors or out.

Manufactured using rotomolding, the Lite shrugs off everything the British weather throws at it. The high-density plastic build also means it's lighter than its metal counterparts, a lot more manoeuvrable for one person to position.

Start your ice bath recovery experience with the Chill Tubs Lite. Set the temperature as low as 3 °C. No ice required. Insulated cover provided free of charge. If you are new to cold-water therapy, the Lite is for you.

3°
Settings as low as
0
Zero need for ice

Free insulated cover

Every Chill Tubs Lite ships with a free insulated cover, designed to match the aesthetic of the tub and to do three jobs:

  • Insulates the water from warmer air temperatures, especially summer sunshine
  • Stops debris from entering the water or the adjacent service area
  • Acts as a physical deterrent for small children and animals

The cover is an upholstered item, easily damaged if dragged, but happy to be hosed down monthly. All Chill Tubs covers are covered by a 1-year warranty.

CHILL TUBS LITE

Features

/01

Roto-mould durability

Engineered from high-density plastic. Lighter than metal, easier to position, hard-wearing enough to live outside year-round.

/02

Integrated chiller down to 3 °C

The same Chill Tubs chiller you get in every model. Set the dial, the unit pulls a fresh fill down overnight; no ice, no manual reset.

/03

Ozone purification

Closed-loop sanitation. Ozone destroys bacteria, the cartridge polishes the water. Weeks between water changes, no pool-style chemical regimen.

/04

Plug & plunge

Standard 13 A socket. Fill from a hose, set the dial, the chiller does the rest. No electrician required.

CHILL TUBS LITE

Specifications

MaterialsRoto-mould
Dry Weight85 kg
Water Capacity400 litres
Power Supply13 A · 220–240 V · 50/60 Hz
TemperatureSettings as low as 3 °C
DrainingHose-pipe connection
Antifreeze functionPrevents the formation of ice or frost
Ozone purificationBuilt-in ozone + filter system for clear water
What the chiller adds

Three ways to plunge.
Set-and-forget is one of them.

Most owners get into cold-water therapy with an inflatable and ice. When the practice becomes more regular, the chiller is what helps you take it from a Saturday ritual to a daily one. Here's what the upgrade buys you, in facts.

What you actually want
This ice bath Chill Tub Lite Chiller-equipped · £3,480
Chill Tubs Essentials From £499 · inflatable + ice
DIY tub + bag of ice Tub + ~£150 / month in ice
3 °C on demand, no ice
Set the dial, walk away
Add ice each session
Bag of ice each session
Holds temperature between sessions
Auto + scheduled standby
Insulated lid only
Ice melts overnight
Heat mode, up to 40 °C
Standard, not an upsell
Cold-only
Hygienic for daily use
Ozone + cartridge filter
Manual chemicals
Open water, debris
Year-round outdoor use
Antifreeze function
Pack down in winter
Limited by ice supply
2-year warranty
Plug-and-play swap-out
1-yr brand warranty
No system warranty
Chill · heat · schedule · swap

The chiller is the product.
Heat mode comes standard.

The same sealed-refrigerant unit ships in every Chill Tubs ice bath: Lite, Original and Pro. It pulls a 400–700 L tub down to 3 °C and holds it there. It also heats up to 40 °C. It also schedules. And if anything ever goes wrong, the whole unit swaps out plug-and-play.

3 → 40 °C
Working range
2-yr
Plug-and-play warranty
13 A
Standard socket

What separates the integrated Chill Tubs chiller from competitors? Whereas they'll charge you a premium to be able to heat, with Chill Tubs, heat mode comes as standard.

The integrated chillers in ALL of our rigid ice baths have heat mode as standard, capable of taking your chilly water all the way to 40 °C. Switch modes, set your desired temperature, and your ice bath becomes your own personal hot tub.

The chiller can be set to Chill, Heat or Auto. The first two do as you expect: in those modes the unit will only chill or only heat.

Switch to Auto and set your desired temperature. The intelligent operating system reads the current water temperature and either heats or chills to get there. If the water is already at temperature, the chiller drops into standby and only kicks back in when it drifts.

You can also set custom schedules, telling the tub when to start cooling so it's ready for you. A great way to save energy.

The chiller unit has multiple sensors across its components, allowing it to carefully monitor each piece for optimum performance: water temperature, refrigerant pressure, fan speed and more.

Should anything go wrong with the integrated chiller unit, we've designed it to be completely plug-and-play. Individual components inside the chiller can be swapped, and the whole chiller can be swapped for a brand-new unit if needed.

All integrated chillers are covered by our 2-year warranty.

05 / What the research says

The numbers behind
cold therapy.

A short, controlled stress that triggers a health and wellbeing-boosting recovery response. The literature on cold immersion (peer-reviewed, replicated) is consistent for cold immersion intervention.

5×

Norepinephrine (alertness, focus, attention, heart rate, and blood pressure) elevation during a 3-min, 4 °C plunge

European Journal of Applied Physiology, 2000
250%

Increase in dopamine sustained for several hours post-exit

Šrámek et al., 2000
+15%

Resting metabolic rate elevation linked to brown-fat activation

Journal of Clinical Investigation
−29%

Reduction in upper-respiratory infections in regular cold-shower group

PLOS ONE, 2016
Your first 30 days

What changes,
and when.

A month is enough to know whether the practice is for you. The body adapts faster than people expect, and the second-order effects on sleep, mood and focus tend to land at predictable points.

  1. Day 1

    First plunge

    You'll gasp; that's the cold-shock response, and it's normal. Stay 60–90 seconds. The body learns fast: your second session is already easier than your first.

  2. Week 1

    The gasp fades

    After three or four sessions the involuntary inhale stops. You can stay 2–3 minutes without thinking about it. The dopamine tail post-plunge is unmistakable.

  3. Week 2

    Mood lift becomes routine

    You start scheduling around it. The 4–6 hour clarity becomes the new baseline: sharper focus through the working day, easier evenings.

  4. Day 30

    Adapted

    Three or four sessions a week settles in. Resting heart rate drifts down a few beats. Sleep deepens. The tub stops being something you have to talk yourself into.

Around £15–£25 per month on an economy tariff with the insulated cover on between sessions. The chiller drops into standby once it hits temperature and only kicks back in when the water drifts; most of the day it's drawing nothing. The Auto + Schedule modes shave another 20–30% off if you use it predictably.

No. The whole system runs from a standard 13 A socket, the same one your kettle plugs into. Plug it in, fill from a hose, set the dial. If the socket isn't in reach, an outdoor extension lead rated for the load is fine.

Anywhere flat, weight-bearing and within reach of a 13 A socket. Patio, decking, a garage, a basement. Indoor or outdoor: the antifreeze function lets it live outside year-round, and the tub itself is designed to look at home in either.

Lite: ~485 kg full. Original: ~525 kg full. Pro: ~920 kg full. All within the load capacity of standard paving slabs, a concrete pad or properly-built decking. We can advise on base preparation before delivery if you're unsure.

Every three months under normal household use. Drop a Chill Tab in once a week, replace the cartridge filter every 4–6 weeks. The ozone unit handles the heavy lifting; there's no pool-style chemical regimen.

The insulated cover acts as a physical deterrent, heavy enough to discourage curious hands and paws. Store with the cover on whenever the tub is unattended. The chiller is enclosed; no exposed water heating elements.

Yes. The antifreeze function cycles the chiller in cold weather to prevent ice damage. Outdoor use is fine down to roughly −10 °C ambient; actually our best season.

Around 4 weeks from order, free across UK mainland. The tub arrives on a pallet, with a one or two-person lift onto your prepared base. We can advise on the route from the kerb to the install spot before delivery.

Better together

Pair with heat for the
full kontrastbad protocol.

Heat dilates. Cold constricts. Cycling between the two (what the Nordic countries call kontrastbad) pumps blood through your vasculature in a way neither does alone. The data on its beneficial impact on sleep, mood and inflammation is the strongest in this whole field.

Chill Tub Lite
Chill Tub Lite
£3,480
Ask about this ice bath