Online Certifications Directory
Thermal Barrier Systems
This category covers thermal barrier systems consisting of components and materials intended for installation as protection for electrical wiring systems specified in the individual systems. These systems are investigated with respect to heat transmission from exterior fire exposure.
This product category covers systems that are similar to those covered under the category for Electrical Circuit Protective Systems (FHIT).
| SEARCH FOR DESIGNS | RELATED INFORMATION |
Guide information - For general information on Thermal Barrier Systems (XCLF)
FOR FURTHER ASSISTANCE
Correlate International Building Code requirements with UL certifications Architectural Services Customer Services Regulatory Services Obtain UL Standards Training course on fire resistance General information on fire resistance ratings (BXRH) Recent additions or changes
Numbering System for Thermal Barrier Systems:
These systems are identified with an alpha-numeric system that begins with the prefix TB followed by a hyphen and a one- or two-digit number.
SEARCH HINTS: To search for a particular system, enter the assembly number in the search field. To search for all systems in this category, enter a TB followed by an * in the search field. If your initial search yields an excessive number of matches, select "Refine Your Search" and tighten the search parameters using the desired hourly rating, company name of components used in the system, and other key words.