My personal opinion on POE water filter is not so necessary. What is more important should be our drinking water since we dont want to burden our kidney to do unnecessary work of clearing the impurities from our drinking water.

POE water filter is only good if our source of water in our area is really rusty.

The picture I have uploaded paints a thousand words and should be clear in explaining it.

Today we have a choice in many water filtration system but after so many different brands, I realized that Coway may have the best bi-monthly service of all.

This website gives clear explanation on it.Click here to read more.