Proposed revisions to NSF/ANSI 244: Supplemental Microbiological Water Treatment Systems – Filtration (244i23r1)
The proposed revision updates existing test protocols and adds test protocols for additional types of devices and technologies.
NOTE - Due to the length of this ballot, the review period has been extended to four weeks. This ballot replaces the one issued on January 18 (which was subsequently withdrawn on January 23). |
