TranZform® Fire Door Listing Information
UL Listing Information Reference Chart
| Cornell Product | UL Product Category | UL Category Control Number | UL File Number | Rating | Canadian Category | Canadian Control Number |
Accordion Folding Fire Door |
Special Purpose Type Fire Doors | GSXZ.R25122 | R25122 | 3 HR, 1-1/2 HR, 1 HR, 3/4 HR, 1/2 HR, or 1/3 HR | Special Purpose-type Fire Doors Certified for Canada | GSXZ7.R25122 |
Accordion Folding Fire Door |
Special Purpose Type Fire Doors | OPBW.R25122 | R25122 | "S" Label |
TranZform Fire Curved Track Designs UL "S" Label
Building Code Compliance Summary Document
TranZform® Fire Testing and Evaluation to the IBC®, NFPA 80 and NEC® Summary Document.
Factory Mutual Listing Information
The following documents are excerps from the FM Approval Guide that list Cornell product. A complete FM Approval Guide is available through the Factory Mutual Website.
CA State Fire Marshal Listing
TranZform® Accordion Folding Fire Doors are listed with the Office of the California State Fire Marshal.
International Code Council, Evaluation Services
TranZform Fire has been evaluated by ICC-ES to be compliant for use in means of egress openings per the International Building Code®, Report ICC-ES ESR 2300.
Sound Transmission Class (STC) Information
TranZform Fire achieved an STC 41 when tested to today's ASTM E90 standards by an independent laboratory.

