ANSI/NFRC 100-2023 Procedure for determining fenestration product U-factors
Publication Year
2023
Document Status
Current
Abstract
Test applicable to both residential and commercial fenestration products utilizing computer simulation software to determine overall product thermal transmittance (U-Factor), including frame and glass elements.
Document History
Supersedes NFRC Standard 100-2020.
Publisher Information
National Fenestration Rating Council
An independent US non-profit organization that establishes objective window, door, and skylight energy performance ratings to help compare products.
