Proposed revision to NSF/ANSI/CAN 50 Equipment and Chemicals for Swimming Pools, Spas, Hot Tubs and Other Recreational Water Facilities (50i171r3) This ballot will revise language to incorporate ultrafine filtration
07492: Approval of 50i171r3 - ultrafine filtration
Document (Archive)
2022-02-25
50i171r2 straw ballot results.pdf
Document
2022-02-03
RWF-2020-7 Ultrafiltration.pdf
Blank Comment - TEMPLATE.docx
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