Description

First stage: PP (can remove visible matters such as large dust, mud and colloid etc.). Second stage: granular active carbon (remove abnormal taste and color in water). Third stage: compressed active carbon (remove organic matter, sediment, abnormal taste, chloroform, residual chlorine etc.). Forth stage: RO membrane (remove completely bacteria, virus, heavy metal and organic matters in water). Fifth stage: post active carbon (improve taste).