Replacement Filter Set for RO4 Advanced 4-Stage Under Counter Reverse Osmosis System Offering True Protection From Toxic Contaminants.
At A Glance
- Four stage RO4 contains our unique two stages of advanced, high grade carbon filtration with a 5-micron pre-sediment filter to improve performance where water is more particulate.
- High-capacity 50 gallon per day reverse osmosis membrane.
- Pre-carbon filtration to protect the membrane from chlorine.
- Post-carbon block filtration is unique to all EWS RO Systems for removal of lead and cysts.
- Removes and reduces chlorine, chloramine, pharmaceutical residues, dyes, fuels, heavy metals, minerals, total dissolved solids, lead and cysts.
- Enjoy the convenience and health of filtered water at the kitchen sink (or any sink).
- City water or well water*.
Features & Benefits
- No more wasting money on bottled water.
- No more drinking chlorine, chloramine, pharmaceutical residues, dyes, fuels, and more.
- Made in the USA.
- Hassle-free filter replacement once per year (rated for 1500 gallon capacity).**
*WELL WATER WARNING Well water is required to have independent, complete and proper testing of your well water to determine the proper course of action in order to specify the correct system(s).
**Not to exceed 1 year. Filter life also depends on your water usage and water quality.
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.