Renu Therapy Aurelius Laydown Hot and Cold Plunge with Chiller
- 33-37°F minimum
- 101-130 gal
- 1/2 HP chiller
- Heats to 100°F or more
SVT Score
A 115-gallon laydown hot and cold plunge with a built-in 1/2 HP chiller, app control and an insulated cover.
$11,999
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Usability
4.2 out of 10- Insulation: described as premium, thickness not published
Better on build & insulationSun Home Cold Plunge ProA stainless tub. $13,999Scores 8.0- Filter: XL 50-micron filter, above the 25-micron mark
- Searched: Intertek UL CSA CPSC Health Canada
Better on verificationPlunge Original cold plunge tub with Pro ChillerIntertek lists Plunge's maker. $8,490Scores 4.0- Labour: Renu pays up to $50 an hour for two hours if the owner cannot repair it
Better on warranty & supportBlueCube C1The whole system. $16,500Scores 7.0- Option: Extended chiller warranty $499.99 at renutherapy.com
Strengths
- Hot mode for heated soaks as well
- Insulated cover with child locks included
- Touchscreen and app control with scheduling
- Plugs into a standard household outlet
- Laydown plunge tub with room to stretch out
Drawbacks
- Only one year of warranty on the cooling unit
- Warranty repairs are mostly done by the buyer
- Insulation thickness not published
- Coarse filter and no UV-C stage
A roomy laydown tub that heats too, but the chiller warranty is short
Specs
- TypeRigid
- HeaterNot applicable
- FormTub
- PlacementIndoor or outdoor
- SeatsNot applicable
- Max TemperatureNot applicable
- Min Temperature33-37°F
- Capacity (Gallons)101-130 gal
- Chiller1/2 HP
- HeatsHeats to 100°F or more
- Water CareFilter, Ozone
- Power Supply120V plug-in (15A)
- EMF ClaimedNot applicable
- EMF MeasuredNot applicable
- CertificationsNone verifiable
- Warranty1 Year
At a glance
- Lowered side entry point
- Full-length breath deck
- Four composite decks
Renu Therapy LLC, founded in 2020 by William Bachand, is based in Costa Mesa, California, and owns the brand.
- Renu Therapy sells saunas and cold plunges in the US, from a two-person indoor cabin to an eight-person outdoor barrel.
- Its saunas and cold plunges are sold on its own US store at renutherapy.com, which ships them free to the contiguous US.
- That store also sells another company's infrared cabins.
- No Renu Therapy store or listing was found on Amazon US in November 2026.
The Renu Therapy Aurelius is a laydown hot and cold plunge tub with a 1/2 HP chiller and heater built in, in Meterous Black with a composite Brazilian Walnut deck. Renu rates it from 37°F to 104°F, and it holds 115 gallons in a 62½ by 26¾ by 26 inch tank inside a 70 by 35 by 30 inch body.
An LCD touchscreen and a Wi-Fi app control and schedule it, an in-tub filter and an XL 50-micron filter work with ozone, and a drain pump empties it. It plugs into a standard 120 V outlet through a GFCI plug and comes with an insulated all-weather cover with child locks.
It weighs about 325 lb dry; the tub carries five years and the chiller one year, and an extended chiller warranty to five years costs $499.99.
Questions answered from our data
How much does a cold plunge cost?The 62 cold plunges we list run from $549 to $28,880, with a median of $7,495.
How cold does a cold plunge get?32 of the 62 cold plunges we list are rated to hold water at 37°F or colder, as their makers rate them.
How many gallons is a cold plunge?30 of the 62 cold plunges we list hold more than 100 gallons, as their makers rate them.
Does a cold plunge need a dedicated circuit?Seven of the 62 cold plunges we list ask for a dedicated circuit of 20 A or more, or a 240 V supply, as their makers state it.
