MBX UL-Listed Metal Back Box
UL-listed 1.1 mm metal back box for 16-inch on-center framing – reduces sound transfer and meets plenum requirements. Insulation included.
The Stealth Acoustics MBX Metal Back Box is ideal where framing is 16 in on-center and a UL-rated enclosure is required, or to reduce sound transfer to adjacent spaces. At 3-1/2 in deep it fits standard 2×4 stud bays, ships fully assembled, and includes two conduit knockouts top and bottom.
- Constructed of 1.1 mm thick metal, UL listed
- Fits 16 in (406 mm) on-center framing; 3-1/2 in (89 mm) deep
- Knockouts accept 1/2 in or 3/4 in conduit
- Includes insulation, screw package and metal mounting angles
- Install before wallboard with matching PlaceSaver
Select a model to match your speaker (MBX-30, MBX-24, MBX-22, MBX-16, MBX-12).
| Model | MBX-30 | MBX-24 | MBX-22 | MBX-16 | MBX-12 |
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