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NFRC Ratings

Glazing Type – Key to Abbreviations

CL Clear LE366 LoE 366; Ultimate Performance
BZ Bronze LE240 LoE 240 has been replaced by LoE 340; Ultimate Solar Control
GY Grey i89 Roomside LoE
SCBZ Solar Cool Bronze N No SDL or grille
SCGY Solar Cool Grey G GBG
LAM Laminate Glass SG SDL with wide internal grille
LE180 LoE 180; Passive Solar Gain SN SDL with no or narrow internal grille
LE272 LoE 272; All Climate