Submitter's message Please note that a new version of this document has just been published. NSF employees will be able to view it in MasterControl (document #2390); others can use the link below. Thank you for your contributions to this document! -- Emily Richardson Document Name : NSF/ANSI 46-2022: Evaluation of Components and Devices Used in Wastewater Treatment Systems Description This standard is intended for use with components and devices not covered by other NSF wastewater standards. Components and devices covered by this Standard are intended for use with greywater or blackwater, or both. Download Latest Revision Submitter : Emily Richardson Group : Joint Committee on Wastewater Technology Folder : Standards Date submitted : 2023-04-13 14:14:33 Revision : 13