
Real help, start to finish
Questions on fit, power or delivery? Call or email us. We stay your first contact after delivery, warranty included.
Free shipping
Free to the 48 contiguous U.S. states and DC on this item. Tracking and delivery details by email.
30-day returns
Request a return within 30 days of delivery. Approved change-of-mind returns carry a 0% restocking fee. Damage is made right. Return policy
Description
The Absolute Zero cold plunge adapter hangs over the rim of a bathtub, stock tank or DIY tub and connects it to a chiller, turning the tub you already have into a cold plunge in minutes.
Fits the tub you have
It adjusts up to 7 inches to fit bathtubs, stock tanks, DIY plunges and more.
Built to last
It is made from 8-gauge aluminum with a black anodized finish and steel faucets, so it looks at home in a bathroom and holds up on the road.
Pair it with a chiller
Use it with the Absolute Zero chiller to cool the water in your tub.
Specifications
- Adjustment: Up to 7 in
- Material: 8-gauge aluminum, black anodized
- Faucets: Steel
- Use with: Bathtubs, stock tanks, DIY plunges
- Warranty: 1-year manufacturer warranty
What is included
- Absolute Zero cold plunge adapter
Shipping
Shipping is free to the 48 contiguous states and Washington, DC, and tracking is emailed when your order ships. We confirm your delivery estimate after you order.
Returns and warranty
1-year manufacturer warranty. Report shipping damage or defects within 7 days of delivery, with photos, for a free replacement. Returns are accepted within 30 days of delivery if the item is unused and in its original condition and packaging; you pay half of the return shipping. Report shipping damage or defects within 7 days of delivery, with photos, for a free replacement. Details are in our refund policy.
Why buy from Restore Suite
Your order ships new with the manufacturer warranty, and we handle any warranty claim for you. Financing is available on eligible orders. Questions before you buy? Talk to a real person.
Related guides and collections
Browse cold plunge tubs, cold plunge chillers and cold plunge accessories, or read our chiller buying guide and cold plunge starter guide.
Cold water immersion is intended for recovery and wellness routines, not to diagnose or treat any condition. Start with short sessions and talk with your doctor first if you are pregnant or have a heart or circulatory condition. See our cold plunge safety guidelines.
Specifications
| Adjustment | Up to 7 in |
|---|---|
| Material | 8-gauge aluminum, black anodized |
| Faucets | Steel |
| Use with | Bathtubs, stock tanks, DIY plunges |
| Warranty | 1-year manufacturer warranty |
Specifications from the manufacturer. Dimensions are approximate.
Shipping
We ship to the 48 contiguous U.S. states and Washington, DC. Your shipping cost is calculated at checkout and shown before you pay.
You will get an order confirmation right away and tracking by email when your order ships. Questions about timing for a specific item? Call (945) 280-3243 or email support@restoresuite.com before you order.
Delivery
Large items such as saunas, hot tubs and cold plunge tubs usually ship by freight. The carrier contacts you to schedule delivery. Please check the packaging and note any damage on the delivery receipt before you sign, then tell us within 48 hours so we can resolve it for you.
Before delivery day, measure doorways and hallways along the path to the install spot, and confirm the electrical requirement on the Specifications tab.
Warranty
1-year manufacturer warranty. Report shipping damage or defects within 7 days of delivery, with photos, for a free replacement.
Warranty coverage for this product is shown above or in the description. If anything arrives damaged or stops working, contact us with your order number and we will help you get it resolved.
Reviews
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Learn more from Absolute Zero

Why this one
The Absolute Zero cold plunge adapter hangs over the rim of a bathtub, stock tank or DIY tub and connects it to a chiller, turning the tub you already have into a cold plunge in minutes.
- Turns a bathtub or stock tank into a cold plunge.
- Adjusts up to 7 inches.
- 8-gauge black anodized aluminum.
- Free shipping to the 48 contiguous states and DC.

Key specs at a glance
The numbers to check before you order. Full details are on the Specifications tab.
Before you buy: what to know
Based on the manufacturer's specs, manuals and our research.
- Shipping is free to the 48 contiguous states and Washington, DC, and tracking is emailed when your order ships. We confirm your delivery estimate after you order.
- Returns are accepted within 30 days of delivery if the item is unused and in its original condition and packaging; you pay half of the return shipping. Report shipping damage or defects within 7 days of delivery, with photos, for a free replacement.
Not sure this is the right fit? Ask us or call (945) 280-3243.
Common questions
What does the adapter do?
Do I need a chiller too?
Will it fit my tub?
Can I return it?
Choosing the right setup can be tricky. We are here to help.
Tell us your space, power and how you plan to use it, and we will help you compare models honestly, including whether this one is the right fit.
Why buy from Restore Suite
Warranty terms up front
Each product page states its warranty coverage, and we help you use it if anything goes wrong.
Terms shown upfront
Shipping, delivery, warranty and return terms for each brand are on the product page before you buy, not buried at checkout.
One point of contact
We handle your questions, delivery issues and warranty claims with the manufacturer for you.
Honest guidance
Free guides and calculators for sizing, running costs and safety, so you can decide with real numbers. See the research
