Replacement Filter Cartridge: Frontier Max (RED-IV-120)
Customize the Frontier Max with the replaceable Series IV RED Line Virus Filter. The RED Line offers maximum thirst protection against virus, bacteria, and cysts. Perfect for the backcountry, international travel and anytime contamination is a risk. The RED Line Series IV is the standard replacement filter for the Frontier Max Filtration System. Frontier Replacement Filter. Hi-Flow virus filter provides ultimate protection from virus, bacteria, Cryptosporidium and Giardia with up to 500 ml/minute flow rate. Designed for use with the Frontier Max Filtration System (67018). Reusable filter tube protects the filter during storage and transport and can be repurposed to hold small items. Miraguard Antimicrobial technology suppresses the growth of bacteria, algae, fungus, mold, and mildew within the filter media. Filters 120 gallons.