NSF 50-2004 Historical

1159845

Circulation System Components and Related Materials for Swimming Pools, Spas/Hot Tubs

standard by NSF , 03/31/2004

Amendments Available

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Full Description

The purpose of this Standard is to establish minimum materials, design and construction, and performance requirements for equipment commonly included in the water circulation system of residential and public swimming pools, spas, or hot tubs. It incorporates minimum requirements for equipment previously covered by the following individual NSF standards: Standard 9 - Diatomite-type filters for swimming pools; Standard 10 - Sand-type filters for swimming pools; Standard 11 - Recessed automatic surface skimmers for swimming pools; Standard 17 - Centrifugal pumps for swimming pools; Standard 19 - Adjustable output rate chemical feeding equipment for swimming pools; Standard 27 - Multiport valves for swimming pools; Standard 28 - Cartridge-type filters for swimming pools; and Standard 47 - Flow through chemical feeding equipment. See more

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Document History

  1. NSF/ANSI/CAN 50-2025


    Equipment and Chemicals for Swimming Pools, Spas, Hot Tubs, and Other Recreational Water Facilities

    • Most Recent

  2. NSF/ANSI/CAN 50-2024


    Equipment and Chemicals for Swimming Pools, Spas, Hot Tubs, and Other Recreational Water Facilities

    • Historical Version

  3. NSF/ANSI/CAN 50-2023e


    Equipment and Chemicals for Swimming Pools, Spas, Hot Tubs, and Other Recreational Water Facilities

    • Historical Version

  4. NSF/ANSI/CAN 50-2023


    Equipment and Chemicals for Swimming Pools, Spas, Hot Tubs, and Other Recreational Water Facilities

    • Historical Version

  5. NSF/ANSI/CAN 50-2021


    Equipment and Chemicals for Swimming Pools, Spas, Hot Tubs, and Other Recreational Water Facilities

    • Historical Version

  6. NSF/ANSI/CAN 50-2020


    Equipment and Chemicals for Swimming Pools, Spas, Hot Tubs, and Other Recreational Water Facilities

    • Historical Version

  7. NSF/ANSI/CAN 50-2019


    Equipment and Chemicals for Swimming Pools, Spas, Hot Tubs, and Other Recreational Water Facilities (NSF/ANSI/CAN 50-2019)

    • Historical Version

  8. NSF 50-2017


    Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities

    • Historical Version

  9. NSF 50-2016a


    Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities

    • Historical Version

  10. NSF 50-2016


    Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities

    • Historical Version

  11. NSF 50-2015


    Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities

    • Historical Version

  12. NSF 50-2014


    Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities

    • Historical Version

  13. NSF 50-2013


    Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities

    • Historical Version

  14. NSF 50-2012


    Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities

    • Historical Version

  15. NSF 50-2011 Addendum


    Addendum: Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities

    • Historical Version

  16. NSF 50-2011


    Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities

    • Historical Version

  17. NSF 50-2010


    Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities - Evaluation criteria for materials, components, products, equipment and systems for use at recreational water facilities

    • Historical Version

  18. NSF 50-2009a


    Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities - Evaluation criteria for materials, components, products, equipment and systems for use at recreational water facilities

    • Historical Version

  19. NSF 50-2009


    Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities - Evaluation criteria for materials, components, products, equipment and systems for use at recreational water facilities

    • Historical Version

  20. NSF 50-2008


    Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities - Evaluation criteria for materials, components, products, equipment and systems for use at recreational water facilities

    • Historical Version

  21. NSF 50-2007


    Circulation System Components and Related Materials for Swimming Pools, Spas/Hot Tubs

    • Historical Version

  22. NSF 50-2005 Addendum 1.0


    Addendum 1: Circulation System Components and Related Materials for Swimming Pools, Spas/Hot Tubs

    • Historical Version

  23. NSF 50-2005


    Circulation System Components and Related Materials for Swimming Pools, Spas/Hot Tubs

    • Historical Version

  24. NSF 50-2004

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    Circulation System Components and Related Materials for Swimming Pools, Spas/Hot Tubs

    • Historical Version

  25. NSF 50-2001


    Circulation System Components and Related Materials for Swimming Pools, Spas/Hot Tubs

    • Historical Version

  26. NSF 50-2000


    Circulation System Components and Related Materials for Swimming Pools, Spas/Hot Tubs

    • Historical Version

  27. NSF 50-1985


    Circulation System Components for Swimming Pools, Spas, or Hot Tubs

    • Historical Version

  28. NSF 50-1979


    Circulation System Components and Related Materials for Swimming Pools, Spas/Hot Tubs - WITHDRAWN - See current edition

    • Historical Version
 

Amendments, rulings, supplements, and errata

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Product Details

Published:

03/31/2004

ANSI:

ANSI Approved

Number of Pages:

112

File Size:

2 files

Note:

This product is restricted and cannot be purchased in the following countries Ukraine, Belarus, Russia