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ANSI/NFRC 202-2026 Procedure for determining translucent fenestration product visible transmittance at normal incidence

Publication Year

2026

Document Status

Current

Abstract

Test method for translucent panels to determine the visible transmittance at normal (perpendicular) incidence in accordance with ASTM E972 and ASTM E1084.

Document History

Supersedes ANSI/NFRC 202-2023.

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.