NFRC Certification
NFRC-Certified Doors
These door series carry NFRC energy performance ratings from the National Fenestration Rating Council. NFRC ratings cover U-factor, Solar Heat Gain Coefficient (SHGC), Visible Transmittance (VT), and Air Leakage — providing independently verified data for energy code compliance and project specifications.
Material
Aluminum
LD-X76 Series Thermal-Break Aluminum Door
NFRC
Matching Window Series Available
Hinged & French
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LD-G88 Series Thermal-Break Aluminum Door
NFRC
Bi-Fold
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LD-G152 Series Thermal-Break Aluminum Door
NFRC
Lift & Slide
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PRM-80 Series Aluminum Door
NFRC
Matching Window Series Available
Hinged & FrenchBi-fold
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PRM-125 Series Aluminum Door
NFRC
Slim Sliding
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PRM-150 Series Aluminum Door
NFRC
Matching Window Series Available
Sliding
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WJ-88 Series Thermal-Break Aluminum Door
NFRC
Bi-Fold
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WJ-91 Series Thermal-Break Aluminum Door
NFRC
Matching Window Series Available
Hinged & French
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WJ-170 Series Thermal-Break Aluminum Door
NFRC
Sliding
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LU-NG-LS Heavy Duty Thermal-Break Lift Sliding Door
NFRC
Lift-and-Slide Door
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LU-90s Thermal-Break Bi-Folding Door
NFRC
Bi-Folding Door
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LU-110s Thermal-Break Hinged & French Door: Commercial Applications
NFRC
Matching: LU-110s Window Wall
Commercial Swing DoorFrench Door
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