- Material: 20-gauge steel
- Finish: White
- Size: 12.75 in. square
- Depth: 4.00 in.
- Acoustical Treatment: Foam pad (partial)
- Mounting & Installation Aids: Universal hole pattern, 3/8 in. hole with grommet
- Made in the U.S.A.
- Certified U.S. steel
The surface-mount backbox shall be Lowell Model SE1275, which shall be fabricated of 20-gauge steel. It shall measure 12.75 in. square x 4 in. deep. The rear shall feature a universal hole pattern for installation to a 4 in. square, 4 in. octagon, 1-gang or 2-gang E.O. box (not included). It shall include a hole (3.8 in. diameter) with grommet for wire access. The unit shall include a fire-retardant foam pad on the inside (top rear) to help absorb speaker resonance. The backbox shall feature a white powder epoxy finish.