Water filters

This replacement filter cartridge restores your Guardian Purifier’s flow rate, and lasts up to 10,000+ liters.

Replacement purifier cartridges for the GEOPRESS are designed to last 350 cycles (65 gal. / 250L). Lifespan will decline when purifying water with ...

Connect your GravityWorks water filter (and most other water filters) directly to a Big Zip EVO Reservoir without ever having to take it out of you...

Coghlan's Emergency Drinking Water Germicidal Tablets rapidly dissolve to make most water suitable for drinking in emergency situations. Two of the...

EZ-Clean Membrane™ Replacement Filter Cartridge for Katadyn BeFree Water Filtration System 1.0L, Black Edition.  

Customize your system with this fast multi-compatible, ultralight squeeze filter. Improve your backcountry filtering experience with the do-it-al...

Maintenance Kit with spare parts for Katadyn Combi/Combi Plus Filter. Specifications 1 O-ring for filter element 1 filter protection 1x net f...

This kit contains a replacement filter cartridge for the TrailShot filter, as well as the small components and instructions necessary to service yo...

Restore flow rates in your AutoFlow Gravity Filter by replacing a tired, worn cartridge with fresh, new Hollow Fiber media.

Replacement ceramic filter element for both MiniWorks and WaterWorks microfilters provides increased flow rates for older models. SKU: 56453 Wei...

  Replacement Cartridge for Katadyn Vario Filter Article No. : 8014933

Replacement cartridge for Katadyn Hiker and Hiker Pro filter.

Drink directly from lakes, rivers, and streams or fill a container to use your straw water filter on the go with protection against bacteria, para...

Compact and ridiculously easy-to-use, the UltraPress fits into any pack pocket (or cup holder), requires zero setup, and makes clean purified dri...

Boost your GeoPress! GeoPress cartridges were redesigned in April 2023 with a new "core" and "flow channels" to accommodate a One-Way Valve for use...

Drink-Mix & Electrolyte Ready! Unrivaled Ease, Speed & Convenience. No other purifier rivals the speed, simplicity and effectiveness of Geo...

A great on-the-go system that combines a soft bottle and water filter. Just squeeze it to get clean water to drink, and give it a shake or swish to...

Connect your GravityWorks™ water filter (and most other water filters) directly to a Big Zip™ EVO Reservoir without ever having to take it out of y...

The Guardian Gravity Purifier has you covered with safe water around the world, removing viruses, bacteria, protozoa, sediment and microplastics ha...

The BeFree Gravity Camp Upgrade Kit turns your Katadyn Gravity Camp or Base Camp Pro into a Katadyn BeFree Gravity Water Filter System.  Adapte...

Katadyn Gravity BeFree 6L water filter has a high water flow rate (2 L/minute), a water level indicator window, and a new EZ-Clean Membrane that ma...

The Katadyn BeFree Gravity 10L offers the maximum ease of filtering water for a group: Just fill and hang - clean drinking water will be available...

The Katadyn BeFree Gravity 3L makes clean drinking water in camp easy without any pumping. The sleek, foldable Katadyn BeFree Gravity 3L filter sys...