Benchtop Water Filter Systems stylish, affordable and reliable. No under sink plumbing required. Simply attach the diverter valve to your existing tap and simply choose between filtered or standard tap water. Single Countertop systems come with a variety of different filters so please choose according to your needs for what you want to remove from the water. We have a wide range from budget to premium systems at affordable prices. Countertop Water Filter systems are great for families that are renting, or travelling.