Autumn in Beijing, and the most enchanting season. Although pleasant weather, but nonetheless need to watch out for “autumn dry” effects on the human body, and the most effective method of prevention would be to drink more. In line with the latest marketplace survey, the consumer to family ingesting quality and safety, and also pay increasingly more attention provides greatly contributed to the domestic cleaners sales. That how to choose to match oneself involving purifiers? According to relevant experts available on the market at present, the domestic purifiers mainstream gets the following four categories: First, based on a filtration used materials and filtration approach classification, could be divided into adsorption and filtering type two varieties, Filter by simply type purifiers and whole house water filtration systems pore size and purifying good quality, and can be divided into different conventional filter and precision filter two varieties. Second, in line with the quality distinction: for the city could be divided into, any muddy, high hardness quality and quality cleaners limestone. Third, based on purify the way in which could be divided into rough distinction: filter, energetic carbon adsorption, ion trade resin, hollow fiber and reverse osmosis membrane layer, etc. Fourth, based on purify level could be divided into several classification: one particular, two, a few, four filtration purifiers and category 5 reverse osmosis membrane layer is pure machine, etc. Different types of domestic purifiers due to the structure, it is purification result also distinct special. Generally speaking, refinement effect could be the ideal by several filter is a mix of multi-phase any filter, because this kind of purifiers have two levels of crude filter and a set of fine filter precision filter, and many use hollow fiber filter, filter could possibly be directly drinkable. Multi-phase home purifiers midrange purification products and services, is more popular. And the price is in one hundred yuan more than the down and up of levels 1 blocking purifiers along with active co2 give priority to, it is filtering ability is restricted, restricted to crude filtration. Needless to say, refinement effect could be the best high-end ro pure machine, can filter no bacterias, viruses, weighty metals and pesticide, organic matter, minerals and various color the pure, the price is in peculiar smell of 3000 yuan involving above. Experts also help remind, in the choose and get whenever a filter, nonetheless should in line with the quality involving different, choose several types of purifiers. If our region south limestone area calcium, magnesium ions articles is increased, simple to scaling, choose and get should be with ion trade resin filtration senior filtration purifiers; Urban and rural within tap chloride, the organic make a difference content more, peculiar smell is weighty, can select which triggered carbon more purifiers; quality could be the opacity of the tap purification for some time, if the choose and get includes a thick filtration, fine filter double functions in the