Sun Home Cold Plunge™ - Horizontal

Lay-flat cold plunge with built-in chiller

Prices verified May 2026

How we vet

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Specifications

Sun Home Cold Plunge™ - Horizontal full specifications
SpecValue
Built-in ChillerNo
PositionHorizontal
Warranty1 year

Pros and Cons

Pros

  • Comfortable horizontal position for longer sessions
  • Sun Home build quality and support
  • HSA/FSA eligible
  • Free shipping

Cons

  • Chiller sold separately
  • Larger footprint than vertical design

Cost to own

Sun Home Cold Plunge™ - Horizontal cost and warranty figures
MetricValue
Cost per session (3yr basis)$25.63
Chillernone (ice-based)
True delivered price$3,999
Warranty1 year

Assumptions: electricity at $0.17 per kWh (US average), cost per session over 3 years at about 1 session per week (price divided by 156), sauna running cost at a 30-minute session. These are estimates for comparison, not quotes.

What owning portable plunges involves
OwnershipWhat it means
UpkeepWater chemistry is the whole job: hold pH between 7.0 and 7.8, sanitise with chlorine granules or bromine, and drain and refill every 30 to 50 uses no matter how clear it looks. By frequency that is roughly every 4 to 12 weeks on one or two plunges a week, 1 to 4 weeks at three or four, and every 1 to 7 days for daily or multi-person use.
What you rebuyWater test strips, Chlorine granules or bromine tablets, pH up / pH down, Stain and scale remover

These apply to the class, not to this record alone, and they are sourced from the manufacturer guidance for it. Anything a source does not state is left out rather than estimated.

Other portable plunges

The nearest in this class by price. Compare like with like before you decide, or open the full class below.

Compare head to head

Sun Home Cold Plunge™ - Horizontal vs The Cold Pod Ice Bath

Budget-friendly portable ice bath

Sun Home Cold Plunge™ - Horizontal vs Canuck Cold Portable Cold Plunge

PVC drop-stitch portable cold plunge, Canuck's budget entry

Sun Home Cold Plunge™ - Horizontal vs Sun Home Cold Plunge Vertical

1HP smart chiller that reaches 32°F

Sun Home Cold Plunge™ - Horizontal FAQ

What does the Sun Home Cold Plunge™ - Horizontal cost?

$3,999 delivered, which is $25.63 a session over three years at about one session a week. Every portable plunge on the same axis.

Does the Sun Home Cold Plunge™ - Horizontal have a built-in chiller?

No, the Sun Home Cold Plunge™ - Horizontal doesn't include a chiller. You'll need to use ice or cold water to maintain temperature. See our full comparison to find models with built-in chillers.

What warranty does the Sun Home Cold Plunge™ - Horizontal carry?

1 year, from Sun Home. Every portable plunge warranty side by side.

What is involved in owning a portable plunge?

Water chemistry is the whole job: hold pH between 7.0 and 7.8, sanitise with chlorine granules or bromine, and drain and refill every 30 to 50 uses no matter how clear it looks. By frequency that is roughly every 4 to 12 weeks on one or two plunges a week, 1 to 4 weeks at three or four, and every 1 to 7 days for daily or multi-person use. You rebuy water test strips, chlorine granules or bromine tablets, ph up / ph down, stain and scale remover. How every portable plunge compares.

What else should I look at alongside the Sun Home Cold Plunge™ - Horizontal?

In the same class, there is Sun Home Cold Plunge Vertical.