Filtering effect: Angel pre-filter can effectively filter large particles of impurities in water, such as rust, sediment, hair, algae and so on. And protect the pipes and wading equipment at home.
2. Backwashing function: Angel pre-filter has backwashing and double-sided scraping functions. Backwashing changes the direction of water flow, two-way washing and double-sided scraping can clean the filter screen more thoroughly.
3. Material and patent: Angel pre-filter is made of environmentally-friendly copper, which meets the standard of healthy water use and has oxidation resistance and corrosion resistance. In addition, Angel has a number of patented technologies, and the product performance is reliable.