Skip to content
Enjoy fast and free shipping on all orders over $89! Contact us (855) 424-4376
Enjoy fast and free shipping on all orders over $89! Contact us (855) 424-4376
Essential RO3 Filter Set

Essential RO3 Filter Set

by EWS
SKU
$ 397.50 - $ 498.75
$ 397.50
$ 397.50 - $ 498.75
$ 397.50
Choose a Model

RO3 Filter Replacement Set (F.SET.RO3)

  • Three stages of advanced carbon filtration and high-capacity reverse osmosis membrane.
  • Any individual or family seeking the convenience and health of filtered water at the kitchen sink (or any sink).
  • City water or well water*.

True Protection From Toxic Contaminants.

World-class EWS water filtration and performance for the removal of chlorine, chloramine, pesticides, THMs, VOCs, obesogens, lead, cysts, rust, silt, sediment, heavy metals, fluoride, and much more. The ESSENTIAL RO offers real protection against dangerous contaminants, while meeting your individual preferences for taste and mineral removal.

Made in the USA. Maintenance-free for up to 1 year before filter replacement. Just change them out and go!

Our Standards. Manufactured and Assembled in the USA.

All product and components are compliant for food and beverage contact and comply, meet or exceed all current and applicable standards without exception.

All EWS product has been independently tested by an accredited third-party laboratory to meet and/or exceed all relevant FDA, California State regulations, and NSF standards for all claims made regarding NSF/ANSI standards. All EWS product is No-Lead Compliant to California AB1953.

Blog posts

  • Intermatic Pool Timer Troubleshooting Steps
    March 23, 2023

    Intermatic Pool Timer Troubleshooting Steps

    If you're a pool owner, you know that keeping your pool clean and well-maintained is essential. One of the most important parts of pool maintenance is ensuring that your pool pump is running on a regular schedule. That's where Intermatic...

    Read now
  • Get Your Pool Ready for Summer
    March 21, 2023

    Get Your Pool Ready for Summer

    Swimming pools are an excellent way to beat the heat and enjoy a refreshing dip during the summer months. However, owning a pool requires regular maintenance, including pool cleaning. Regular pool cleaning is not only important for aesthetic purposes but...

    Read now
See more