​EWS is recognized in the industry as the most water-knowledgeable company and the top water filtration product available. Our EWS Spectrum whole home filtration has been chosen as the exclusive water filtration appliance of the National Association of Home Builders (NAHB), The New American Home and the International Builder’s Show. EWS products have been repeatedly recognized as the top water filtration product by Building Products Magazine, Builder Magazine, and more.