Triple Benchtop Countertop water filters perform to maximum conditions and have an extra stage of filtration to target contaminants exactly the same way as the under sink water filter versions. They are convenient for those who rent or have to move in the near future and avoid having to drill a hole in the sink to accomodate a tap. Benchtop water filters come in various sizes including a slimline stainless steel version with Doulton ceramic filter cartidges. All our countertop/benchtop systems attach to your existing mixer tap so need for any plumbing or modifications. Each triple water filter system does somehting different, one removes/reduces fluoride and the other alkalises and increseas your waters PH, Along with removing other contaminants.