The 15/16-in Prelude® XL Fire Guard™ grid system features main beams with a patented thermal expansion relief notch to help maintain structural integrity of the ceiling to meet code requirements. These main beams can be installed with our standard Prelude® cross tees, wall molding, and appropriate ceiling panels for residential code applications. They may also be paired with Armstrong® Fire Guard™ ceiling panels and XL8300 series cross tees to achieve fire-resistant UL ratings.
144-in x 15/16-in x 1-11/16-in
Rotary stitched web for additional torsional strength and extra stability
Hot dipped galvanized coating inhibits red rusting better than electrogalvanized or painted systems
Heavy duty load performance
240 linear feet per carton (20 pieces per carton)
Easy to cut and field modify to suit job conditions using standard tools
White colored capping
SuperLock™ main beam clip is engineered for a strong, secure connection and fast, accurate alignment confirmed with an audible click
Fire Guard™ options offer UL design fire rated performance