How Much Does Water From An RO Drinking Water System Cost?

Nov 30, 2022

The cost of a gallon of water in an average American city is about .006 cents. And since the standard reverse osmosis system rejects about 4 gallons of unfiltered water to make 1 gallon of filtered reverse osmosis water, the average cost of municipal water to make 1 gallon of reverse osmosis water is about $ 0.03 cents.