GRAVITY WATER FILTER BUILT FOR OFF-GRID HOMES AND EMERGENCY PREPAREDNESS: Delivers up to 150,000 liters depending on water quality, enough for a family for years off-grid or a base camp through a season. Built for RVs, cabins, and group reserves. FIELD-CLEANABLE CERAMIC, YEARS OF SERVICE: When flow slows from sediment, scrub the ceramic elements clean and put them back to work. Handles years of group use before eventual replacement, far longer than paper or carbon cartridges. FILTERS SEDIMENT AND FINE PARTICLES: Dense 0.2 micron ceramic filters out sediment and fine particles, no chemicals or UV. Trusted by militaries, hunters, and relief agencies. GRAVITY-FED OFF-GRID, NO ELECTRICITY NEEDED: Hangs from a tree branch, beam, or wall hook. Fill the upper chamber and gravity does the rest. No pumping, no batteries, no power required. Made in Switzerland for decades of dependable use. TRUSTED SINCE 1928: Katadyn has been delivering clean water solutions for nearly a century. Used by hikers, travelers, and professionals worldwide, our products are built for reliable performance wherever you go.