A portable chiller-ready inflatable format. The biggest modeling uncertainty is the exact usable water volume and effective insulation, so ChillSizer should use measured gallons and a wider insulation confidence band rather than invent a precise thermal property.
Published specifications
| Published water capacity | Manufacturer-specific; verify current usable gallons |
|---|---|
| Dimensions | 47 in L × 25.5 in W × 25.5 in H (manufacturer page) |
| Insulation / construction | Inflatable multi-layer / 7-layer insulation claim |
| Chiller / plumbing ports | Chiller-ready connection system; verify current fitting details |
| Empty / filled weight | Portable inflatable format; filled weight depends on actual water volume |
| Source checked | Aug 2026 |
View current manufacturer details ↗
What the tub means for cooling load
Marketing layer counts do not translate directly to an engineering R-value. For sizing, measure the real filled gallons and use the inflatable/drop-stitch insulation category unless a manufacturer thermal specification is available.
ChillSizer uses actual gallons and an insulation category/range rather than assuming every vessel with the same outside size behaves the same. A fitted lid can be as important as the wall construction because the top surface is continuously exposed.
What the ports mean for plumbing
Quick-connect or compact ports can be convenient but may be more restrictive than the hose size printed on the package. Verify the narrowest internal diameter and re-check flow with the included filter/pump if buying a bundle.
Factory chiller ports are convenient, but the entire loop should not automatically be reduced to the smallest fitting. Hose length, valves, filter media and the chiller’s own restriction all contribute to the pump operating point.
Weight, location and serviceability
Its portability is an advantage while empty. When filled, water weight dominates; place it on a supported surface with practical drainage and protect the connected chiller/electrical equipment from the environment.
Plan drainage and equipment service before filling. A vessel that is easy to move empty can become effectively permanent when full.
How to pair it with a chiller
Enter the published or measured water volume, insulation, environment, target temperature and exposure in the System Designer. Then select the filter and plumbing. The best-fit chiller is the smallest supported unit that passes the conservative thermal and hydraulic gates with useful margin.
What this page does not claim
This is a specification-based system guide, not a hands-on durability review. Comfort, long-term seam/finish quality and service experience require evidence beyond a product specification sheet. Where a manufacturer does not publish an engineering input, ChillSizer leaves it uncertain rather than inventing precision.
Frequently asked questions
Is Plunge Chill Max chiller-ready?
The manufacturer markets the Max as chiller-ready and offers it with a complete chiller system option. Verify the current bundle components before sizing around them.
What chiller size should I use?
Use the exact gallons, insulation, climate and target temperature. Do not pick from the tub name alone.
Can it be used outside?
The tub is marketed for indoor/outdoor use. The chiller and electrical parts still need their own environmental suitability and safe installation.