*Filters are still factory sealed.
1st Stage: Sediment removal 5 micron 10" filter - removes dust, particles and rust. Protects and extends the life of the membrane and system. Recommend changing every 6 - 12 months.
2nd and 3rd Stage: Carbon block 10 micron 10" filter - gets rid of unpleasant chlorine, tastes, odors, cloudiness and colors. Also removes VOCs and other common chemicals from the water. Recommend changing every 6-12 months.
4th Stage: High Rejection TFC reverse osmosis membrane. Removes a wide variety of contaminants including arsenic, bacteria, chlorine, lead, fluoride, chromium, radium and more. Recommend changing every 2-4 years.
5th Stage: Coconut Shell Refining Carbon 10" filter - removes any possible residual taste from the tank. Recommend changing every 2-4 years.
6th Stage: 10" High Purity pH+ Calcium Carbonate Re-mineralization Inline Filters w/ Quick Connect - increases pH level of the water by adding calcium carbonate mineral back into the water. Recommend changing every 6-12 months.
The FI-PHPLUS-QC is a 10" inline filter that adds high purity food grade calcium minerals to enhance the water taste for people who prefer drinking mineral water. This mineral cartridge adds only 100% US-made high-purity calcium carbonate to effectively neutralize acidity and raise pH in the water. Other re-mineralization filter will claim to add various beneficial minerals back into the water; however, their mineral formulations are often from unknown sources.