Of course, the first question to ask yourself is: does my home really need a water filter? A water filter is only fruitful when it takes bad stuff out of the water without putting any bad stuff back in again. But think for a minute: is it possible that putting a bed for bacterial growth, or chemical treatments, into your water lines could be worse than just drinking the certified safe water which arrives in most homes in developed areas at the twist of a valve? In short, don't rush out to buy a water filter just because it is trendy.
That said, let's take a look at this Treehugger.com article to find the best water filter when you do need cleaner, softer or tastier water!
Picture source: www.dreamstime.com