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ANSI/AARST RRNC-2020 provides minimum requirements for the rough-In of radon control system components in new dwelling units under construction. This standard is harmonized with ANSI/AARST CCAH, which additionally addresses requirements for verifying if radon concentrations are below the national action level and, if required, activation of radon control systems.
 

Document History

  1. ANSI AARST RRNC-2020 Rev. 10/22


    Rough-in of Radon Control Components in New Construction of 1 & 2 family dwellings and townhouses

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  2. ANSI AARST RRNC-2020

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    Rough-in of Radon Control Components in New Construction of 1 & 2 family dwellings and townhouses

    • Historical Version