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NSF 40:2018

Superseded

Superseded

View Superseded by

Residential Wastewater Treatment Systems

Available format(s)

PDF

Language(s)

English

Published date

01-24-2018

Superseded date

12-29-2025

Superseded by

NSF/ANSI 40 : 2019

US$248.00
Excluding Tax where applicable
Summarise this standard

NSF/ANSI 40 is a standard for residential wastewater treatment systems with rated capacities between 400 and 1,500 gallons (1,514 and 5,678 liters) per day.

DocumentType
Standard
Pages
38
PublisherName
NSF International
Status
Superseded
SupersededBy
Supersedes

⚠

A newer version of this standard is available.

View Current Edition
US$248.00
Excluding Tax where applicable