One of the many innovations with the new Guardian Purifier is its self-cleaning action, only requiring minor replacements once a year, and MSR stored all the small gaskets and springs you need to replace inside the Guardian Annual Maintenance Kit.
Price: $44.95 from Backcountry
| Merchant | Price | |
|---|---|---|
| $44.95 | Visit Store |
We love our MSR MiniWorks or WaterWorks microfilter for backcountry hydration, but even the world's best water filter is no good when an unexpected maintenance issue pops up. The MSR MiniWorks/WaterWorks Maintenance Kit contains everything we need for...
"What Our Gearhead® Experts Are Saying:""I've taken the Guardian on expeditions where water quality is genuinely questionable — glacial runoff, river crossings in remote terrain, and international travel — and it has never let me down. The self-cleaning...
The hollow fiber filter in the MSR Guardian Filter Cartridge Replacement is meant to filter over 10,000 liters, but if you somehow surpass that, pick up the Guardian Filter Cartridge Replacement and enjoy another 10,000 bottles full of clean, clear, and...