How To Choose Home Water Filter
The structure of home water filter roughly contains coarse filtration
, activated carbon adsorption, ion exchange resins, reverse osmosis hollow fiber and film types and so on. To buy a good Practical water filter should consider the following aspects:
First, buy brand products.
The customers must recognize the importance of quality when buying a home water filter. Manufacturers produce water filter must obtain a health permit fromsuperior health supervision department, be identified through technical supervision departments, and fit with the country's "Drinking Water Quality Standards"
Second, choose the high cost-effective.
1. The structures of water filter are different, and the purification effects are also different. Generally speaking, one level water filter of
self-cleaning filter has simple structure, bases on activated carbons, its filtering capacity is limited, only can be used as a coarse filter. One level water filter is mostly low-grade water purification products, and each price ranges between a dozen to $ 150.
2. Multi-stage water filter. This water filter has two thick filters and a fine filter, and fine filter mostly uses hollow fiber filter, which water filtered by can be drunk directly. Multi-stage water filter belongs to mid-range products, and each price ranges 50-100dollars, which are accepted by working-class and more used at home at present.
3. Ultra-filtration membrane water filter composes of multiple-level pre-filter and ultra-filtration membrane. It can retain most harmful substances with the bacteria, is water purification with ideal effect of separation and filtration in the world at present, meanwhile retaining the beneficial minerals trace elements, effectively inhibit the breeding of bacteria and fungi, and remove the smell by the advantages of KDF and activated carbon, ensure the filtered water safer and healthier. And it produces relatively large amount of water, with small wastewater emissions, so it is fast and convenient without waiting a long time when used in the home kitchen more efficient. Which are popular goods, according to the different requirements each price ranges 1000-1000 dollars.
4. Reverse osmosis pure water machine is purification products with the best effect in dealing with rural water and groundwater. It has three pre-filter, a reverse osmosis membrane filtration and a sophisticated rear filter. Filtered water is pure water without bacteria, viruses, heavy metals, pesticides, organic matter, minerals and heterochromatic odor, and can be drunk without heating. These reverse osmosis pure water machines are high-stage water purification products, each price ranges 500 to 1,000 dollars.
Third, depend on water quality.
1. The hardness of water quality is different in different parts. There is high content of calcium and magnesium in high hardness water and limestone areas, where water is easy scaling, people there should choose advanced filter water with ion exchange resin.
2. Water contains chlorine with heavy heterochromatic smell. City water with more organic content, people can choose home water purifier with more activated carbon. Because activated carbon can strongly absorb chlorine, and significantly remove organism.
3.
Water filter used for urban and rural water should choose a home with dual function of coarse filter and fine filter. People should choose reverse osmosis water filter, where water is heavy polluted, and required to filter out any impurity, and need to be drunk directly without heating.
by: car fans
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