Proposed revision to NSF/ANSI 40 – Residential Wastewater Treatment Systems (40i42r1) This ballot will revise language regarding odor and color in NSF/ANSI 40.
06815: Approval of 40i42r1 - Odor and Color Add'l Language
Document (Archive)
2021-02-06
40i37r1 - Odor and Color - JC memo & ballot.pdf
Document
2021-01-15
WWT-2020-22 Odor and Color NSF 40.pdf
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