Stage

Description

Replace time

Function

1st

5um pp Spun Filter

2-3months

Remove the particles, dust, mud etc.

2nd

Granular Carbon Filter

4-6month

Remove the chlorine, organics, odor, smell turbidity etc.

3rd

Block Carbon Filter

4-6months

Remove the chlorine, odor, smell and suspending particles.

4th

RO membrane

1-2yesrs

Remove the bacteria, heavy metal, salt, bad mineral substance and other dissolved matter and chemical drug in the running water

5th

Post inline Carbon Filter

1year

Adjust the taste.

6th

pH adjustment

1year

Adjust the pH value and make the water be slightly alkaline though releasing the beneficial minerals.