Ultra-filtration water purifier, under what circumstances do you need to add pp cotton pre-filter? At present, the ultra-filtration water purifier on the market is basically Grade 4, pp cotton-front activated carbon-ultra-filtration membrane-rear activated carbon. Generally speaking, the first two grades are pre-treated. First, the particles with larger diameter are filtered out, and then further processed to the UF Membrane. Finally, the rear activated carbon is used to improve the taste. The 4-stage filtration can extend the life of the water purifier very well. regardless of the water quality, it is recommended to add a pre-filter before the UF membrane. The water source is poor. when it is hoped to protect the service life of the UF membrane for a longer period, the front filter can be added. Generally, the main effect of PP cotton and activated carbon pp cotton is to remove large particles of sediment and rust, if there is a large amount of sediment, rust and other visible impurities in the water, it is
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What are the brands of water filter? Shengdini water purifier] The brand is good. The water purifier with the penetration device can filter the water very clean,But while filtering clean water, it also takes away a lot of mineral elements that are beneficial to the human body.
