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Transparent wall solution
SuperLite II-XL 120 Fire Rated Glass Wall at Fort Drum


  • Maximum fire and impact safety with hose stream and full radiant heat protection.
  • Largest tested and approved sizes up to 4,876 in standard 1-3/4” profile.
  • Tint-free and optically clear. Perfect for property line requirements.
  • Available with Starphire Ultra-Clear® glass by Vitro.
  • Now available as an approved glazing component in the NFRC CMAST database.
  • Available in custom architectural make-ups, such as laminated glass and energy-saving insulated units with NFRC certifications when used with GPX Architectural Series Framing.
  • Standard 5 year limited warranty.
  • USA manufactured for fast delivery and competitive pricing.
  • GSA Contract Holder
Fire Rating Application Max CV Area Max CV W Max CV H Stops
120 min. All 120 Minute Applications 4,876 in² 124" 124" 5/8"
*SuperLite II-XL is tested and approved with 5/8” stop heights. However, 1” stop heights are recommended for optical irregularities that might occur along the perimeter of the lite.



  • Thickness: 1-3/4” (45mm) standard thickness
  • Weight: 16 lbs./sq. ft. in 1-3/4” (45 mm) standard profile
  • Sound Rating in GPX Framing STC 44/OITC 40 standard profile; STC 44/OITC 37 insulated with 1/4" Low-E
  • Fire Rating: 120 minutes with hose stream. Meets ASTM E119 and NFPA 251
  • Visible Transmittance: 0.777 with clear standard; 0.878 with clear low-iron
  • Impact Safety Rating: CPSC 16 CFR 1201 Cat. I and II
  • Hard Body Impact Classification: ASTM C1629/C1629M Level 3
  • Soft Body Impact Classification: ASTM E695 Level 3
  • Surface Abrasion Resistance: ASTM D4977 Level 3

Listings and warranty

SuperLite II-XL is listed and labeled by Intertek/Warnock-Hersey Inc. and Underwriters Laboratories, nationally recognized testing laboratories approved by OSHA.

Intertek-Logo_with-c      UL-Logo


UL 9, UL 10B, UL 10C, UL 263, NFPA 80, NFPA 251, NFPA 252, NFPA 257, ASTM E119, ASTM E152, ASTM E163, ASTM E2074, ASTM E2010-01, CPSC 16 CFR 1201 Cat. II., ULC CAN4-S101, ULC CAN4-S104, ULC CAN4-S106, NFRC 100, NFRC 200, NFRC 500, ASTM C1629/C1629M, ASTM E695, ASTM D4977.

Do you have a current or upcoming project that needs fire rated glass and framing? Contact us today!