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NSF 52

2017 Edition, February 19, 2017

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Supplemental Flooring

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Product Details:

  • Revision: 2017 Edition, February 19, 2017
  • Published Date: February 19, 2017
  • Status: Active, Most Current
  • Document Language: English
  • Published By: NSF International (NSF)
  • Page Count: 22
  • ANSI Approved: Yes
  • DoD Adopted: No

Description / Abstract:

Supplemental flooring covered by this Standard includes, but is not limited to, supplemental flooring for use in food preparation, dry storage, and warewashing areas.

Flooring components and materials covered under other NSF or NSF/ANSI Standards or Criteria shall also comply with the requirements therein. This Standard is not intended to restrict new supplemental flooring design, provided that such design meets the minimum specifications described herein.


This Standard establishes minimum public health and sanitation requirements for supplemental flooring. Included are requirements for cleanability and durability, and resistance to the use environment, microbiological growth, and vermin.