Take your adventure further without worry about contaminated drinking water. Use the Series IV RED Line filter or Bacteria filter (GREEN) in any Series IV system (such as the Frontier Max) for protection from the worst water you can find in any situation.

Worldwide Replacement Filter (Virus):

“The Series IV RED Line filter is the most most powerful filtration available on the market today. This filter is certified by IAPMO to EPA and NSF/ANSI standards for the removal of virus, bacteria, Cryptosporidium and Giardia, for 120 gallons of use in the field.

Aquamira Series IV connectivity allows you to customize any Series IV system (such as the Frontier Max) for use in emergencies, international travel, or backcountry. The ultralight cartridge dramatically extends your filtration capabilities with less than 1 oz. of added pack weight.

For the optimal hydration system, use a Series IV RED Line filter to fill the Frontier Max casing that came standard with your Geigerrig Hydration Pack. The pressurized engine will assist water through the virus filter making it the easiest filtration system on the planet.

Backcountry Plus Replacement Filter (Bacteria):

The Aquamira Bacteria filter is the ideal choice for water filtration when in the out of doors. This filter meets US EPA Purifier Test Standards for the reduction of bacteria and protozoans in EPA Type-I test water for 1000 gallons of use. It proudly boasts a flow rate of up to 800 ml/min for immediate thirst protection.

Aquamira Series IV connectivity allows you to customize any Series IV system (such as the Frontier Max) for use in high-impact activity in the backcountry. The ultralight cartridge dramatically extends your filtration capabilities with less than 1 oz. of added pack weight.

For the optimal hydration system, use a Bacteria filter to fill the Frontier Max casing that runs in line with your Aquamira reservoir. The pressurized engine will assist water through the bacteria filter making it the easiest filtration system on the planet.