Hallett 30’s and 15xs systems are now approved as NSF/ANSI 61 Certified as incorporated into new and additional testing as part of NSF/ANSI 55 Class A certification. Currently all Hallett potable treatment systems are NSF/ANSI 55 Class A Certified.

The NSF Water Treatment and Distribution Systems Program is responsible for the Certification of drinking water treatment chemicals and drinking water system components to ensure that these products do not contribute contaminants to drinking water that could cause adverse health effects. For complete details on NFS 61, click here.