What are some highly rated water filtration systems?

According to Bestreviews.com, highly rated water filtration systems as of 2015 include Aquasana, APEC Water, iSpring and Tap Master. These models use reverse osmosis filtering systems that reduce the levels of unwanted contaminants from tap water, making it safe to drink, and they are installed beneath the kitchen sink.

The Tap Master system, rated best of the best, re-introduces vital minerals that are removed during the initial filtration process, while the iSpring system goes through five stages of filtration to thoroughly cleanse drinking water. The Aquasana filtration system has a pre-filter that prevents clogging and is suitable for areas that tend to have sediment and silt.