NSF™ International Certification 

Frigidaire PureSource® & PurePour™ Water & Ice Refrigerator Filters are tested and certified by NSF™International against specific NSF/ANSI Standards. Each Data Performance Sheet outlines the standards each filter is tested to, which may include:  

• NSF/ANSI 42 - Aesthetic Effects
• NSF/ANSI 53 - Health Effects
• NSF/ANSI 401 - Emerging Compounds/Incidental Contaminants.

Learn more about these standards and NSF International at nsf.org.