For larger homes, hospitals, public facilities and companies with Large number of employees Designed, engineered and manufactured in the USA, the C60 is an outdoor commercial unit designed to make, store and dispense larger quantities of drinking water, making 300 liters of water per day with a 189-litre holding tank. Like all other Drinkable Air products, the C60 runs on grid electricity and is adaptable to all sustainable power sources. Designed for use by schools, emergency facilities and a vast array of other commercial applications, the C60 maintains contaminate-free drinking water using our ozone purification process. It has an electrostatic-antimicrobial air filter and has both a granulated carbon filter and a mineral cartridge to add nutrients back into the water.