A One Aqua RO Water Softener, the best investment you make in the health and well-being of your family. A Water softener is a whole-house filtration system that removes hardness-causing calcium and magnesium minerals from your water through a process called ion exchange. The higher the temperature of the water, the more calcium and magnesium will solidify and harden into solid deposits inside your hot water heater. Over 15 year’s expertise in hard water convert into soft water, our unique design features make installation easier and operation more reliable. The most advanced home Water Softener in the world. Our price for water Softener is amongst the best.