How Often to Change the WaterUpdated 10 hours ago
How often you need to change your cold plunge water depends on usage, environment, and how well the water is maintained. While proper filtration and sanitation help extend water life, regular water changes are still required to keep the system clean and performing properly.
This guide explains when to change your water and what factors affect the schedule.
General Water Change Recommendation
For most users, we recommend changing the water every 2 to 4 weeks.
This applies to
- single user setups
- indoor installations
- consistent water care and filtration
- regular use of approved maintenance products
With proper maintenance, water can remain clean within this timeframe.
Change the Water More Frequently If
You should change the water sooner if
- multiple people use the tub
- the tub is located outdoors
- usage is daily or frequent
- the water appears cloudy
- there is a noticeable odor
- filters become dirty quickly
Heavy use introduces more oils, sweat, and debris into the water, shortening its lifespan.
Water May Last Longer If
You may be able to stay closer to the 4 week mark if
- only one person uses the tub
- the lid stays closed when not in use
- filters are rinsed regularly
- approved water care products are used correctly
- users rinse off before plunging
Good habits extend water clarity and freshness.
Signs It Is Time to Change the Water
Change the water immediately if you notice
- cloudy or milky water
- a strong or unpleasant smell
- slippery tub walls
- water discoloration
- debris that does not clear after treatment
These signs indicate the water has reached the end of its usable cycle.
Why Water Changes Are Still Necessary
Even with filtration and sanitation, water eventually needs replacement due to
- buildup of body oils and sweat
- accumulation of dissolved solids
- reduced effectiveness of oxidizers over time
- environmental contamination
Changing the water resets the system and prevents long term buildup.
Best Practice During Water Changes
When changing the water
- drain the tub completely
- clean the tub interior
- rinse or replace the filter
- refill with fresh water
- rebalance and sanitize before use
This ensures clean water from the start.
Avoid Extending Water Too Long
Leaving water in the tub for too long can lead to
- persistent cloudiness
- odor buildup
- increased bacteria growth
- strain on filters and circulation
Regular water changes protect both water quality and equipment.
When to Contact Support
Contact our support team if
- water becomes cloudy quickly after refilling
- odors return despite proper maintenance
- you are unsure about water care timing
- you suspect a filtration or circulation issue
We are happy to help.
Email: [email protected]
Phone: (386) 388-6867
Summary
Most users should change their cold plunge water every 2 to 4 weeks, depending on usage and environment. Frequent use, outdoor placement, and poor filtration require more frequent changes. Regular water replacement keeps your plunge clean, safe, and performing at its best.