Aqua Rain Replacement Faucet Laboratory Proven Safe Drinking Water processed from Wells, Rivers, Lakes, Cisterns Patented Sub-Micron Ceramic Technology coupled with Silver Impregnated GAC Gravity Powered Energy-Free Process, NO electricity, NO plumbing, just pour water in! Lasts for 1000's of gallons, convenient everyday use, and perfect for emergency situations Includes A Replacement AquaRain Faucet