Water Treatment

A handy replacement part for the Trailshot filter, if you ever manage to wear yours out. MSR says: Refreshes the flow rates of your Trailshot Microfilter. This kit contains a replacement filter cartridge for the TrailShot filter, as well as the small…

A complete kit for periodic maintenance of your HyperFlow Microfilter pump. MSR says All the necessary components and instructions required to maintain your Guardian purifier’s performance and reliability, packed in a small, convenient carry c…

Hyperflow MicroFilter Maintenance Kit, manual included. MSR says A complete kit for periodic maintenance of your HyperFlow Microfilter pump. Our Verdict Kit also includes a maintenance manual for the Hyperflow Microfilter. - Reviewed by Ultralight.…

The HyperFlow utilizes the latest Hollow Fiber Technology in a package so small and so easy to use it will change the way you travel in the backcountry. MSR says: Restore flow rates in your HyperFlow Microfilter with fresh, new Hollow Fiber media...

MSR’s Thru-Link inline filter turns your hydration reservoir into a filtration system, giving you clean water on the go. Ultralight and rugged, this little filter quick-connects into any reservoir system and lets you filter as you drink and hik…

The MSR MiniWorks/WaterWorks Ceramic Element alows you to revamp your filter or provides increased flow rate for an older model. MSR says Replacement ceramic filter element for both MiniWorks and WaterWorks microfilters provides increased flow rates…

UOG TOP PICK - MSR's Trailshot Microfilter - We've singled out MSR's Trailshot Microfilter as one of our top recommendations because its light, very easy to use and maintain and works as fast as you can pump it - whats not to like? MSR says: The smar…

The MSR HyperFlow Microfilter will change the way you travel in the backcountry. Pumps more than 3 liters per minute or one liter every 20 strokes. MSR says: The HyperFlow microfilter utilizes the latest Hollow Fiber Technology and our most advanced…

The high-volume MSR AutoFlow XL Gravity Filter 10 L provides fast, no-pump water filtration for basecamps and extended stays in the backcountry, with fewer trips to haul water back to camp. MSR says Fast, high-volume water filtration for groups and.…

UOG TOP PICK - MiniWorks EX Water Filter Its durable ceramic element ensures protection pumps water for years and can be cleaned repeatedly for full recovery with no tools required for complete disassembly - Hardcore, durable, water filtration, …

The MSR Guardian Gravity Purifier delivers high volumes of purified, virus-free water on-demand virtually anywhere on Earth. One of the best available filters no matter where you are or how bad the conditions may be. MSR says Using the advanced...

The MSR Guardian Purifier Pump is the world's most advanced backcountry purifier, designed to to be the safest and easiest way to purify water anywhere on earth.  MSR says:  Nothing is safer or easier to use for purifying the most demandin…