• Certified to remove protozoan cysts, bacteria and viruses to EPA standards when properly installed in a Series IV filtration system such as the Frontier Max (sold separately)
• Designed for use in emergencies, international travel or backcountry
• All Aquamira Series IV filters are designed to be interchangeable in a variety of Aquamira products so that you can choose the best filter for your unique situation
• Ultralight cartridge dramatically extends your filtration capabilities with just 0.7 oz. (21g) of added pack weight
• This RED Line virus filter boasts a flow rate of 500ml/min., with certified filtration for 120 gal. (more than 450L)
• Pair it with the Frontier Max casing that comes standard on GEIGERRIG hydration packs (not included) for pressure-assisted filtration on-demand
• Miraguard™ antimicrobial technology suppresses the growth of bacteria, algae, fungus, mold and mildew within the filter media
• Certified lead-free to NSF/ANSI 372 standards
• BPA-, chemical- and iodine-free
• Packaged in a lightweight, recyclable, no-waste cardboard storage tube that protects your spare filter from bumps and drops so you can store it in the bottom of your pack

Made in USA.