Katadyn BeFree Water Filtration System - 3 Liter

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Let gravity do the filtering and collapse the flask when it's not needed. With the 3-liter Katadyn BeFree water filtration system, drink clean water directly from the nozzle or refill another vessel.

  • Features

    • Easy to use: fill and hang the ultra-durable HydraPak 3L reservoir using the integrated Bail Handle & Carry Loop; filters up to an impressive 2 liters per min.
    • Easy to clean: simply shake or swish the EZ-Clean Membrane to remove debris
    • Collapsible 3-liter reservoir packs down small
    • 0.1-micron microfilter is tested to protect against harmful organisms, removing protozoa (99.99%) and bacteria (99.9999%) to EPA standards
    • 43mm, wide-mouth opening makes for easy filling from any lake, river, stream or faucet
    • Cap over the drink nozzle keeps dirt out
    • Tested to 1,000 liters; individual results will depend on water quality
    • BPA-free


    View all Katadyn Gravity Water Filters
  • Technical Specs

    Best Use



    Filter Type


    Filter Medium

    Hollow fibers


    Protozoa And Bacteria

    Pump Force

    Not applicable

    Pump Strokes per Liter

    Not applicable


    2 liters per minute

    Housing Material

    Thermoplastic urethane

    BPA Free


    Field Cleanable



    15.2 x 9.1


    3.5 ounces

  • Reviews
    49 reviews with an average rating of 3.5 out of 5 stars

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