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ANSI/APSP/ICC 6-2013
American National Standard for Residential Portable Spas and Swim Spas
This standard is intended to cover factory built residential portable (self contained) spas or swim spas that are used for bathing and are operated by an owner. This standard does not cover Non-Self-Contained Spas, public spas, public swim spas, or permanently installed residential spas, or swim spas.
APSP: Association of pool and spa professionals [apsp]