Modtub Cold Plunge Tub Review

Rigid tub with filtration and optional chiller.

Updated 2026-03-09 Independently reviewed

Overview

The Modtub is a rigid plastic cold plunge tub with built-in filtration and optional chiller. Not inflatable—permanent installation style. Sleek design, easy to maintain, and consistent temperature control. For dedicated cold plunge setups.

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Pros & Cons

Pros

  • Rigid, durable construction
  • Built-in filtration
  • Optional chiller
  • Sleek design
  • Easy maintenance
  • Consistent temps
  • No inflation needed

Cons

  • Not portable
  • Higher price

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Specifications

capacity ~100 gallons
material Rigid plastic
filtration Built-in
chiller Optional
portability Semi-permanent
weight 95 lbs empty
warranty 2 years

Our Verdict

Best rigid cold plunge for permanent setup.

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