What is whole house water purification?The whole house water purification is to classify the water used in the whole house and treat it according to the use of water. Tap water inflow, pre filtration or pipeline filtration (preliminary filtration of sediment and other large particle impurities), central water purifier (one-time treatment of the whole house water to remove residual chlorine and pollutants). After this step, the use of water needs to be analyzed, which is roughly divided into washing water and drinking water: washing water can be filtered by water softener for water heater and laundry water, Removal of calcium and magnesium ions in water; Drinking water can be divided into kitchen, living room, bedroom and bar.