About Crystalite
NFRC Rated. Air, Water, Structural Certified

CrystaLite skylights are NAMI certified and NFRC rated for thermal performance; U-Factor, SHGC, Visible Light Transmittance.

Standard skylights are NAMI certified to the NAFS Standard for air infiltration, water penetration and sTructural loading; commonly referred to as AAMA Testing. Refer to our NFRC Quick Reference Guide for more rated values.
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