The Chemical Company

Watson Bowman


Wabo®FireFlex is approved to accommodate +/- 50% parallel lateral shear and multi-directional seismic movement. Additionally, Wabo®FireFlex is cycle tested to exceed ASTM E-1399 and is listed with Underwriters Laboratories for Class II and III movement classifications for standard and seismic lateral shear. HFF, HFW, VFF

If applicable, Third Party Listing(s) can be found under the specific Product Model listing shown below.

Photo is for graphic purposes only.

Product Highlights


  • Fire ratings to 2 hrs. for nominal openings up to 20 inches
  • Meets UL-2079 and ICBO AC30
  • Cycle tested for seismic lateral shear
  • Listed with UL-class II & III movement
  • No caulks or sealants required for installation


Photo is for graphic purposes only.


Fire Barrier Systems