This seal means equipment has passed rigid industry performance tests, and is validated by the Quality Water Association. The WQA is an organization of industry equipment, manufacturers, suppliers and dealers, dedicated to water quality education.
National Sanitation Foundation International sets standards for food service equipment, swimming pools as well as healthcare equipment and tests and certified products in compliance with public health.
UL Recognized Component Seal
This seal is issued by Underwriters Laboratories, Inc. Representative samples of the component have been evaluated by UL and meet the acceptable UL requirements.
ISO is the International Organization for Standardization of Geneva, Switzerland. ISO 9001 is among the world's most widely accepted quality systems standards. EcoWater Systems LLC is the first manufacturer of water treatment products to be ISO Certified.