Description Strobe Damage Stopper w/Open Bkbx for Flush Mnt | Steel FireProtective polycarbonate cover for strobe unitsOpen back box for flush mountEasy access for serviceUL/cUL Listed, MEA 49-00-E, ADA CompliantSee install for Light Derating Factor3 year guarantee8.5 in H x 6.5 in W x 4 in DSKU: STI1221EApplications: Strobe OnlyListing: ULCMaterial: PolycarbonateColour: ClearWidth (In.): 6.5Height (In.): 8.5Depth (In.): 4Mounting: Open Bckbox for Flush Mnt