Rainfresh Gravity Water System without filters

This Rainfresh Gravity Drinking Water System is model SM4. It's constructed from stainless steel and comes with four filter cartridges. The unit has dimensions of 50.8cm in height and 22.86cm in diameter. It's a chemical-free and electricity-free way to get clean drinking water. *just buy the filters* (Amazon) can use up to 4 filters, but 2 works fine.