- The Best Way to mount Extra Deep 4" Square Boxes 
- Built-In Adapter allows UMAB to be adjusted from Flush up to 1-1/2"
- Guided-slots on each side allow the box to be easily adjusted and secured by simply loosening the screws
- Can be mounted direct-to-stud or used with the SSB-T5 or SSB-TBAR for between stud or ceiling installation
- Available in a Red Finish as the FA-UMAB for Fire Alarm Installations
- Order preassembled, Ready-To-Install with FA-TBAR-UMAB and FA-SSB-UMAB
- Patented
- Ideal for Life Safety systems rough-in
- Engraved depth stamp on box allows for depth measurement without requiring additional measuring tools
- Branch Line Restraint holes
- Ship with boxes set at 5/8" raise

For a 4" octagon (4O) box version, please see UMAB-4R Series.