It purifies the water from dust, sediment, insects and coarse dirt. This stage is one of the first and important stages of water purification. It traps the water purified from coarse dirt in chlorine and gaseous residues. Water is purified from odors.
The membrane, which has 5-10 angstrom pores, separates bacteria, germs, virusesand lime to obtain healthy pure water. Healthy water is prepared in the final stage with organic components to obtain its final taste and flavor.