The Kinetico Mach Series also includes is a line of combination filter/softener systems (the 4060 Series), whichallow you to combine different Mach Series systems to best fit the needs of your home. You can marry the Kinetico Filtration system with a Softener to treat your water from every angle, as well as choose the media that goes inside your filters. In these systems, the twin-tank system is actually a four-tank system, with each “tank” being a two-tank stack.  In each stack, the upper tank contains the filtration media and the lower tank holds the ion exchange media.  The combination systems are a perfect choice for many applications.  All of these decisions can be made with the help of our staff, contact the office nearest you for more information.