3-stage water filter purification candle set

How is a healthy water filter set provided to you? The first stage "PP": This stage involves cleaning the water from impurities, dirt, and large particles, and leaves nothing that affects its taste and color. The second stage "UDF": The quality of the water improves in this stage, and pollutants, chlorine, pesticides, and any chemicals are completely removed. The third stage "CTO": To drink water with a natural taste and without smell, it is purified in this stage from any color, taste, or smell, and disinfected from viruses.