Fresh, Pure

Drinking Water

Olympia Water Systems™ Reverse Osmosis water filter systems were designed and tested to provide clean, high quality drinking water at your home or business.

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High Quality Water

Our reverse osmosis systems remove impurities and contaminants from the water in your home or business to produce fresh, pure drinking water.

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Easy Install/Maintenance

Easy system installation with quick connect tubing connections and our step-by-step installation and maintenance guide with full-color photos.

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Customer Support

Free USA based customer service and technical support through email and phone for the entire lifespan of your Olympia reverse osmosis system.

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OROS-50 and OROS-80 have been Tested and Certified by NSF International against NSF/ANSI 42 for the reduction of Chlorine, Taste and Odor and 58 for the reduction of Total Dissolved Solids. Please refer to the Performance Data Sheet for complete reduction data.

About NSF International

NSF International is a global independent organization that writes standards and protocols, and tests and certifies products for the food, water and consumer goods industries to minimize adverse health effects and protect the environment. NSF operates in over 165 countries. Founded in 1944, NSF is a Pan American Health Organization/World Health Organization Collaborating Center on Food Safety, Water Quality and Indoor Environment. To receive certification, Olympia Water Systems submitted product samples to NSF that underwent rigorous testing to recognized standards, and agreed to unannounced manufacturing facility audits and periodic retesting to verify continued conformance to the standards. Find us in the NSF water listings by visiting