Each of our RO products uses a multi-stage system that filters out smaller
and smaller particles. Some of the substances on the long list of contaminants an RO filter removes are:
![Remove Excessive chemicals](//www.123filter.com/ac/resources/image/19/90/2.png)
Excessive chemicals
Like sodium, chloride, and fluoride
![Remove Metals](//www.123filter.com/ac/resources/image/19/90/3.png)
Metals
Like iron, mercury, arsenic, and lead
![Remove Hard water minerals](//www.123filter.com/ac/resources/image/19/90/4.png)
Hard water minerals
Including calcium, magnesium
![Remove Harmful chemicals](//www.123filter.com/ac/resources/image/19/90/5.png)
Harmful chemicals
Like benzene, toluene, and herbicides