

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
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How to Locate Hidden Sprinkler Valves
Looking to locate hidden sprinkler valves? From probing the soil to consulting blueprints, conducting click tests, and utilizing wire locators, we provide step-by-step instructions to find your sprinkler valves.Read now -
Armada Wire and Valve Locators: Your Essential Guide
Dive deep into the world of Armada wire and valve locators to understand their importance, features, and benefits. This guide provides comprehensive insights into these vital tools.Read now -
How Often Should I Change My EWS Heater Guard Filter BB-Guard-Filter-3/4?
Maintaining a properly functioning water heating system is vital for the comfort and well-being of your household. The EWS Heater Guard Filter BB-Guard-Filter-3/4 is a key component that helps keep your water heater running smoothlyRead now