Cold Stoic 3.0
Cold Stoic 3.0
Cold Stoic 3.0
Cold Stoic 3.0
Most plunges cut cornersāon design, performance, and support. Renu doesnāt. If youāve been hunting for a tank that checks every box, this is the one.
Buying refurbished comes with a few common questions. Here's what to expect on condition, warranty, shipping, and how purchasing works.
Reliability that outlasts trends.
Constructed with durable materials and up to 4ā of insulationābuilt to perform year-round, anywhere. You get lasting reliability that keeps your routine consistent, season after season.
Support you can count on.
Protected by a 5-year limited warranty and supported by real, old-school customer service. You get reliability that lastsābecause gear this good should be built to keep going.
Precision-built. Human-backed.
Every Renu tank is handcrafted in California by a team obsessed with the details. You get a product made with intentionādesigned to perform, built to endure, and supported by real people who care.
Cleaner water. Less effort.
Advanced filtration and integrated ozone purification work together to keep your water crystal clear. You get powerful, low-maintenance performanceāwithout relying on harsh chemicals.