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NSF 44

Residential Cation Exchange Water Softeners

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Organization: NSF
Publication Date: 13 June 2017
Status: inactive
Page Count: 64
scope:

The manual, autoinitiated, and demand-initiated regeneration residential cation exchange water softeners addressed by this Standard are designed to be used for the removal of hardness and the reduction of specific contaminants from drinking water supplies (public or private) considered to be microbiologically safe and of known quality. Systems with components or functions covered under other NSF or NSF/ANSI Standards or Criteria shall conform to the applicable requirements therein.

Document History

July 31, 2018
Residential Cation Exchange Water Softeners
The manual, auto-initiated, and demand-initiated regeneration (DIR) residential cation exchange water softeners addressed by this Standard are designed for the reduction of specific substances that...
NSF 44
June 13, 2017
Residential Cation Exchange Water Softeners
The manual, autoinitiated, and demand-initiated regeneration residential cation exchange water softeners addressed by this Standard are designed to be used for the removal of hardness and the...
September 19, 2016
Residential Cation Exchange Water Softeners
The manual, autoinitiated, and demand-initiated regeneration residential cation exchange water softeners addressed by this Standard are designed to be used for the removal of hardness and the...
April 26, 2015
Residential Cation Exchange Water Softeners
The manual, autoinitiated, and demand-initiated regeneration residential cation exchange water softeners addressed by this Standard are designed to be used for the removal of hardness and the...
October 16, 2014
Residential Cation Exchange Water Softeners
The manual, autoinitiated, and demand-initiated regeneration residential cation exchange water softeners addressed by this Standard are designed to be used for the removal of hardness and the...
June 11, 2013
Residential Cation Exchange Water Softeners
The manual, autoinitiated, and demand-initiated regeneration residential cation exchange water softeners addressed by this Standard are designed to be used for the removal of hardness and the...
February 29, 2012
Residential Cation Exchange Water Softeners
The manual, autoinitiated, and demand-initiated regeneration residential cation exchange water softeners addressed by this Standard are designed to be used for the removal of hardness and the...
August 27, 2009
Residential cation exchange water softeners
A description is not available for this item.
October 15, 2007
Residential cation exchange water softeners
A description is not available for this item.
June 15, 2004
Residential cation exchange water softeners
A description is not available for this item.
February 8, 2002
Residential Cation Exchange Water Softeners
A description is not available for this item.
February 8, 2002
Residential Cation Exchange Water Softeners
A description is not available for this item.
44
February 8, 2002
Residential Cation Exchange Water Softeners
A description is not available for this item.
44
January 13, 2001
Residential Cation Exchange Water Softeners
A description is not available for this item.
January 13, 2001
Residential Cation Exchange Water Softeners
A description is not available for this item.
44A
November 29, 2000
Residential Cation Exchange Water Softeners
A description is not available for this item.
May 13, 2000
Residential Cation Exchange Water Softeners
A description is not available for this item.
44
September 1, 1999
Residential Cation Exchange Water Softeners
A description is not available for this item.
November 1, 1998
Residential Cation Exchange Water Softeners
A description is not available for this item.
44
January 1, 1996
Cation Exchange Water Softeners
A description is not available for this item.
44
January 1, 1996
Cation Exchange Water Softeners
A description is not available for this item.
44
January 1, 1987
Cation Exchange Water Softeners
A description is not available for this item.

References

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