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About This Item

 

Full Description

This is an NSF historical document. It is withdrawn and no longer recognized as a recommended standard of practice.
 

Document History

  1. NSF/ANSI/CAN 50-2020


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

    • Most Recent
  2. 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
  3. NSF 50-2017


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

    • Historical Version
  4. NSF 50-2016a


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

    • Historical Version
  5. NSF 50-2016


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

    • Historical Version
  6. NSF 50-2015


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

    • Historical Version
  7. NSF 50-2014


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

    • Historical Version
  8. NSF 50-2013


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

    • Historical Version
  9. NSF 50-2012


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

    • Historical Version
  10. NSF 50-2011 Addendum


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

    • Historical Version
  11. NSF 50-2011


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

    • Historical Version
  12. 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
  13. 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
  14. 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
  15. 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
  16. NSF 50-2007


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

    • Historical Version
  17. NSF 50-2005 Addendum 1.0


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

    • Historical Version
  18. NSF 50-2005


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

    • Historical Version
  19. NSF 50-2004


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

    • Historical Version
  20. NSF 50-2001


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

    • Historical Version
  21. NSF 50-2000


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

    • Historical Version
  22. NSF 50-1985

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

    • Historical Version
  23. NSF 50-1979


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

    • Historical Version