17
Fire Rating
The CrossRail System has undergone fire performance testing in accordance with UL 2703, Fire
Performance. A System Class A fire rating is achieved when using CrossRail 44-X/48-X/48-XL under the
following conditions:
T
Roof slope of 2/12" rise per linear foot or greater
T
Used in combination with a UL 1703 Listed module with a fire performance rating of Type 1, Type 2, or Type
3. Consult the module manufacturer for specific fire performance rating information.
T
CrossRail may be mounted using any stand-off height to maintain the Class A fire rating. Always consult
the module manufacturer‘s installation instructions to ensure your installation is in compliance with their
UL 1703 Listing.
T
The results of the racking system do not improve a roof covering Class rating.
All documentation can be found on UL‘s Online Database as well as K2 Systems‘ website.
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