Cold water immersion, such as the Wim Hof Method, entails someone submerging their whole system in the neck down in water no hotter than 59 degrees Fahrenheit for nearly quarter-hour. The filter will typically preserve the water clear while not having to dump the water right after every single use, https://pingdirapp44.directoryup.com/united-states/santa-ana/top-level-category-1/renu-therapy