The Frontier Pro gets even better with the Series III GRN Line replacement filter. This extremely light weight and packable replacement filter extends your trail or mission for another 50 gallons at less than 1 ounce of added weight. It also reduces waste and added weight.


Aquamira Replacement Filter for Frontier Pro - Green Line

    • GRN Line Bacteria Filter with up to 500 ml/minute flow rate
    • Certified filtration for 50 gallons (over 180 L)
    • Ultralight and compact 2.5 oz. (71 g) packable protection
    • Replaceable filter design means highly cost-effective extra capacity capability
    • Connects to bottles, bags, bladders, and gravity systems via UQC quick connects
    • Includes three pre-filters to extend filter life and remove twigs and debris
    • Includes Miraguard™ Antimicrobial* Technology which suppresses the growth of bacteria, algae, fungus, mold and mildew within the filter media
    • Certified lead free (NSF/ANSI-372)
    • BPA free, chemical free, and iodine free
    • Filter made in the USA