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45/60/90/120 Minute Fire-Rated Doors & Frames

Fireframes® Curtainwall Series allows for large, multi-story expanses of glass in interior and exterior applications using narrow steel profiles. Fabricated in the United States, Curtainwall Series frames are classified and labeled with UL and ULC.



  • Fire ratings of 45, 60, 90 and 120 minutes
  • Unrestricted glazing area for use in locations where total glazing exceeds 25% of wall area
  • Full-lite doors available in single leaf or double leaf design (see Designer Series or Heat Barrier Series)
  • Narrow steel profiles
  • Air and water pressure tested and approved for exterior use
  • Easy installation similar to typical pressure plate curtainwall
  • Frames supplied "K-D" (or welded upon request)
  • Can incorporate large individual panes of Pilkington Pyrostop┬« glass
  • Durable steel frames ensure low maintenance system
  • Finished face caps (aluminum, stainless steel, etc.) to meet project needs
  • Custom aluminum face caps to meet project needs
  • Finish painted at the factory to match desired color scheme
  • Fabricated in the U.S.A.


Classified and labeled by Underwriters Laboratories, Inc.® and Underwriters Laboratories of Canada. File number for labeled 45/120 minute fire-rated assemblies is Design Number U537. Frame tests performed in accordance with ASTM E-119 (60-120 minutes), CAN/ULC-S101, NFPA 251, UL 263, UL 9, UL 10C, UBC 7-2, UBC 7-4, ASTM E283, ASTM E330, ASTM E331, and AAMA 501.1. Approved for use in Los Angeles: LARR 25798.

Max size

Maximum Allowable Size Information

Rating Max. Exposed Glass Area Per Piece Max. Exposed Glass Single Dimension
45 Minutes 4,500 in2 95-1/4"
60 Minutes 5,605 in2 96"
90 Minutes 3,724 in2 95"
120 Minutes 3,724 in2 111"

CAD Details/BIM Models

To obtain CAD files of any of these detail drawings, please use our CAD request form.

To obtain BIM Models for this product, please use our BIM Model request form.


Download a PDF of our Care & Warranty Brochure.