G2O Replacement Water Filter

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$19.95 $24.95

Keep Your G2O Water Bottle Going Strong

Is your G2O Water Bottle filter on its last leg? Let filtered water flow more freely with a brand-new G2O Replacement Filter.

  • Certified by IAPMO to remove 99.95% of parasites, 99.9999% of bacteria, and 99.99% of viruses*
  • Can be used in the G2O bottle or by itself as an emergency filter straw
  • Reduces chlorine, VOCs, microplastics, and harmful chemicals
  • Improves taste, odor, color, and clarity
  • Filters up to 120 gallonsthat’s 750 refills
  • Quick and easy to replace
  • US Patent # 9162167B2

Enjoy Cleaner, Safer, and Delicious Water—Anytime, Anywhere

From the tap in your kitchen to a rocky canyon stream, this filter will reduce:

Bacteria, bad taste, chemicals, chlorine, microbial parasites, microorganisms, odors, viruses, and more!

Replace Quickly and Easily

  1. Remove cap from bottle and screw out used filter.
  2. Open packaging and attach new straw to barbed end of new filter.
  3. Screw new filter snugly into cap.
  4. Fill bottle with water.
  5. Insert new filter into bottle, tighten cap, then open dust cap to expose bite valve.
  6. To drink, bite and suck bite valve while firmly squeezing bottle.

Packaging Doubles as a Cup—Don't Throw It Away!

The G2O Replacement Filter packaging doubles as a self-contained Emergency Water Kit! To use it, simply:

  • Open the resealable pouch.
  • Attach the straw and mouthpiece to the filter.
  • Collect water in the pouch.
  • Use the filter as a straw to drink from the pouch.

This convenient, low-cost, lightweight water solution is a small emergency item that can make a big impact!

Add ‘em to your grab-and-go bags, emergency kits, and your car or RV. It will even fit in a purse! Wherever you may need water, one of these filters should follow.


  • Dimensions: 5.88" x 1.4" x 1.4"
  • Weight: 0.17 pounds (77 grams)
  • Flow rate: .05 to .16 gallons per minute (189 to 605 milliliters per minute)
  • Filter life: 120 gallons (454 liters)
  • Storage temperature: 35°F to 120°F

     IAPMO NSF/ANSI 372 Certificate
    IAPMO Type 1 Document
    Product Data Sheet

    US Patent # 9162167B2

    *Certified by IAPMO R&T to NSF/ANSI 372 for lead free content. Meets US EPA Microbiological Purifier test standard for the reduction of cysts, bacteria and viruses in EPA Type-I test water.

    **Chlorine reduction claims are not performance tested by IAPMO or NSF International. Additional performance claims are based on independent laboratory and manufacturer’s internal test data. Actual performance is dependent on influent water quality, flow rates, system design and application. Results may vary. Refer to User Manual for proper storage of filter.

    For the best results, store replacement filters at temperatures above 35°F. This system has been tested for the reduction of the substances listed in the provided product test data sheets. The concentration of the indicated substances in water entering the system was reduced to a concentration less than equal to the permissible limit for water leaving the system, as specified in NSF/ANSI 53.

    System and installation to comply with state and local laws and regulations. Do not use with water that is microbiologically unsafe or unknown quality without adequate testing and/or disinfection before or after the system. AQUAMIRA recommends Aquamira Chlorine Dioxide Water Treatment if disinfection is needed.  Systems certified for cyst reduction may be used on disinfected waters that may contain filterable cysts. Manufactured from NSF/ANSI standard 61 and California Prop 65 Compliant raw materials.

    PERFORMANCE:  Performance claims are based on independent lab results and manufacturer’s internal test data. Actual performance is dependent on influent water quality, flow rates, system design and applications. Your results may vary. Performance claims are based on a complete system, without modifications. This filter must be operated according to the system’s specifications in order to deliver the claimed performance. It is essential to follow operational, maintenance, and filter replacement requirements as directed for each application for this filter and system to perform correctly. Read the Manufacturer’s Performance Data Sheet accompanying the system and change the filter as suggested. The contaminants or other substances removed or reduced by this water filter are not necessarily in all users’ water.

    WARRANTY:  LIMITED LIABILITY: AQUAMIRA LLC makes no warranties of any kind, expressed or implied, statutory or otherwise, and expressly disclaims all warranties of every kind, concerning the product, including, without limitation, warranties of merchantability and fitness for a particular purpose, except that this product should be capable of performing as described in this product’s data sheet. AQUAMIRA LLC’s obligation shall be limited solely to the refund of the purchase price or replacement of the product proven defective, in AQUAMIRA LLC’s sole discretion. Determination of suitability of this product for uses and applications contemplated by Buyer shall be the sole responsibility of Buyer. Use of this product constitutes Buyer’s acceptance of this Limited Liability.

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