Pre-Assembled Fire Alarm 4" Square, 3-1/2" Deep Adjustable Box

Orbit's Preassembled SSB-TBAR with FA-UMAB is a ready-to-install solution for mounting life safety devices in drop ceilings where tile depths are unknown. The bracket adjusts from 15” to 25” to span the T-grid, and includes riveted clips that snap easily into grid channel. Bracket stays rigid to prevent downward pressure on ceiling tiles, even at full extension. built-in adapter FA- UMAB’s allows for vertical adjustment from 0" to 1-1/2", ensuring box opening is flush with tile surfaces. This 4” sq. box is 3-1/2" deep - ideal for oversize horn strobes and other notification devices. FA-UMAB is powder coated with a red finish. Installer may utilize either factory-designated holes on the adapter or bracket for branch line restraints, such as seismic wire.