4-Month Maintenance Kit
Compatible with: The Inergize Pro/Elite Chiller
Not compatible with: The Inergize Eco Chiller
Ensure that your tub's water remains crystal clear for up to 4 months at residential usage levels.
- 1 bottle (32oz) of Inergize Health Simply Oxidizer
- 1 bottle (16oz) of Inergize Health Simply Sanitizer
- 1 pack of 25 Test Strips
- 1 Measuring Cup
- 6 water filters with a 20-micron rating
We proudly use the Sirona™ Simply product line, which offers a bromine-free, chlorine-free solution tailored to maintain the clarity and hygiene of your water. This ensures there is no chlorine odor or skin dryness. Inergize Health's Oxidizer breaks down organic substances like body oils, while the EPA-regulated Sanitizer provides excellent bacteria control and safeguards against staining and discoloration caused by metals.
As Low as $16/mo*
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HSA/FSA Eligible
Save an average of 30%
- Free Delivery
- US Support
- 30-Day Guarantee
- 1-Year Warranty
FROM OUR COMMUNITY
Real People, Real Results
Hear from real Inergize owners on the features that matter most.
COLD THERAPY
Powerful Benefits of Cold Therapy
A daily plunge isn't a hack. It's a practice that compounds across your body and mind.
Sharper focus
Cold triggers a sustained dopamine and norepinephrine release. Most owners report two to four hours of clear, calm focus.
Stronger resilience
Three minutes of cold trains your nervous system. The carryover shows up in every hard thing you do.
Faster recovery
Cold reduces inflammation and post-training soreness. Athletes have used it for decades. The research caught up.
Deeper sleep
A morning plunge reinforces your circadian rhythm. Most owners report deeper sleep within the first month.
Elevated mood
Cold immersion drives a measurable lift in dopamine. Owners describe a steady, sustained sense of calm energy.
Reduced inflammation
Cold immersion lowers systemic inflammation. The same mechanism athletes have relied on for serious recovery.
Better metabolism
Cold activates brown adipose tissue and supports metabolic health. Real, modest, well-documented in the research.
Stronger immunity
Regular cold exposure is linked to increased white blood cell activity and fewer sick days reported by owners.
Why Inergize?
Engineered to Last
Founded by a master's-level mechanical engineer. Spire is built with industrial-grade compressors, marine-grade stainless, and red cedar. Fast cooling. Real materials. Built for decades, not seasons.
U.S.-Based Support, On Call
You're not just buying a tub, you're backed by real people. Our San Diego team includes the engineers who built Spire. Same-day responses, video troubleshooting, and a repair center in Los Angeles when you need hands-on service.
5,000+ Units Delivered
Inergize launched on Indiegogo in 2022. Today we've shipped over 5,000 cold plunges across our product line and we're one of the longest-running cold tub companies in the U.S. We don't just sell tubs, we ship them, support them, and stand behind them.
More Than Just a Cold Tub
With your purchase you'll get our 27-page Cold Plunge Blueprint, bi-weekly insights from our founder, and access to in-person Inergize community events. We help you make this a daily practice, not a one-time purchase.
Trusted by Elite Performers
Pro athletes, UFC fighters, CrossFit champions, and longevity experts use Inergize daily.
Have questions?
Get expert guidance from our team
- NGnickolas g.Verified BuyerRated 5 out of 5 stars6 months agoWorks great!
Keeps the plunge nice 👍
- EGEric G.Verified BuyerRated 5 out of 5 stars11 months agoEverything you need in one order
I am thankful for the Pro Chiller 4 Month Maintenance Kit. An easy way to get everything you need to keep your cold plunge producing clean and cold water!
