Is the PP cotton filter element hard or soft? Actually denser holding up strong, also means that compressibility is high also, filtration precision and service life is longer, the PP and soft in large water pressure or use time may be scattered, after falling filter degree, affect the normal operation of RO machine, and so to both quality and price are the dominant PP can fundamentally improve the quality of the whole water purifier.
　　This article is organized by dongguan oneness filtration technology co., LTD