Aquabrick Features Holds 3 gallons (11.4 liters) of water or food 2 - 3 Gallon containers included Stackable Extremely Rugged Air tight & water tight lid Easy to transport with ergonomic handles and balanced weight Sagan DuraFlo 550 Water Filters The most advanced and thoroughly tested portable water filtration system 1 - 550 Gallon Water Filter included Proprietary filtration system Removes bacteria, cryptosporidium and giardia for up to 700 gallons Remove virus for up to 550 gallons Removes Heavy Metals Removes 118 of the most commonly found toxic chemicals including chlorine, 100% of fluoride, cyanide, fumigants, pesticides, herbicides and many more The Easiest Water Filtration System to use Incredibly fast flow rate The 1st Filtration System to perform End Of Life Testing Lab tests performed by 3rd Party ISO/IEC, EPA, USDA, NELAC & NELAP accredited microbiological research and testing facility While most water filtration systems on the market only remove certain dangerous eleme