Replacement cartridge for the Katadyn Vario Microfilter.

• Replaceable filter element can last up to 500 gallons (depending on water conditions) before needing replacement
• 0.3 micron high surface area; pleated glassfiber microfilter removes waterborne bacteria and cysts
• Carbon core in replacement filter keeps water tasting fresh, and reduces chemicals, odors, and toxins through life of cartridge