Choose the best for hard water and iron removalEliminates Red Staining from ironEliminates scale from hard waterRemoves ManganeseMeter Based RegenerationFleck 5600SXT Digital Control Head1" Byp Valve12"x48" Structural USA Tank*Treats up to 16GPMSpecial fine mesh resin made to last longer in the presence of iron and filter better!Control Head - 5 year warrantyTank - 10 year warranty30-day Satisfaction GuaranteeDIY Installation InstructionsFree Phone and/or email Tech Support Eliminate the hard water that causes scale build up and iron that causes red staining with a single system!Eliminates Scale Buildup - Hard water causes a white flaky build up (called scale) to form on appliances, faucets, and just about anything that it comes in regular contact with. By removing the hard water, this scale build up is stopped in it's tracks, so you don't have to worry about scrubbing it off any more. In addition, without the added wear and tear of scale buildup, your appliances and fixtures will last longer!Removes Ferrous Iron - this system is able to remove ferrous (clear water) iron, and some ferric iron.Removes Manganese - Manganese is commonly seen as a black "slimy" stain or build up.Meter Based Regeneration - This system uses a meter based regeneration process. This means that the water you use is measured and the system only regenerates when it needs to. If water needs increase the system regenerates more often to keep up. If less water is being used, the system regenerates less often to conserve water. Fleck 5600SXT Digital Control - The SXT controller is the newest controller from Fleck and is built on the tried and true 5600 valve. These valve have an outstanding 5 year warranty and have been tested to run continuously up to 27 years! In addition, the SXT controller offers some great features, including a backlit LCD display, touchpad controls, 48 hour internal power backup, and a user friendly interface.