Added before your drywall is installed, this fire rated backbox is used to reduce sound transmission between floors in your home. As an example, very useful if you tend to have parties in the kitchen when the baby's room is one floor above. Compatible with all CI300 and CI600 in-ceiling models. Must be used with a matching PreMountKit. See below for more information.
Q: What is the purpose of this back box?
A: This fire-rated back box is used to reduce sound transmission between floors in your home.
Q: How does this back box improve home safety?
A: This back box meets fire safety building regulations, which improves home safety.
Q: Is there a pre-mount kit required for this back box?
A: Yes, a matching PreMountKit is required and sold separately.
Q: Does this back box improve the audio quality of the speakers?
A: Yes, the rigid metal enclosure of the back box tightens bass performance for a cleaner sound.
Q: What is the back box made of?
A: The back box is made of metal.
Q: Which speakers are compatible with this back box?
A: This back box is compatible with all CI300 and CI600 in-ceiling speaker models.
Q: Is this box compatible/recommended for the 8” CCM682?
A: Yes, that backbox is compatible with the CCM683. However, you will need to use a premount kit with the CCM682 if you want to use a backbox. That kit (PMKC8) is Best Buy sku 2472953.
A: We do not manufacture a retrofittable back box for the CCM662. The only products that we make which include a retrofittable back box would include the CCM7.3, CCM7.4, CCM7.5 or the CCM632.
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Added before your drywall is installed, this fire rated backbox is used to reduce sound transmission between floors in your home. As an example, very useful if you tend to have parties in the kitchen when the baby's room is one floor above. Compatible with all CI300 and CI600 in-ceiling models. Must be used with a matching PreMountKit. See below for more information.

Added before your drywall is installed, this fire rated backbox is used to reduce sound transmission between room in your home. As an example, very useful if you tend to have parties in the kitchen when the baby's room is in the room next door. Compatible with all CI300 and CI600 in-wall models. Must be used with a matching PreMountKit. See below for more information.

Create a safe mount for your in-wall speakers with this Sonance round deep back can. The fire-rated metal construction delivers a secure installation, while the compatibility with a range of Sonance speakers lets you create a cinematic experience in your living room. This Sonance round deep backcan arrives with two Snap2it wire clamps for easy integration with your setup.

Ensure consistent audio performance and reduce sound transfer with the Sonance Medium Round Retrofit Enclosure, designed for select 6.5" in-ceiling speakers. Ideal for retrofit installations, this enclosure creates a defined acoustic chamber above the ceiling, helping to isolate audio between rooms. Crafted from glass-reinforced polypropylene and optimized for Sonance MAG Series speakers, this retrofit speaker enclosure installs easily from below the ceiling. No attic access required. It fits cleanly between joists and features molded side flanges for stable positioning during installation, while also protecting the back of the speaker from dust, debris, and insulation. Perfect for finished ceilings or remodel applications. Whether you're upgrading a media room or outfitting a whole home sound system, this 2-pack of ceiling speaker accessories provides the performance consistency and installation flexibility that professionals rely on.
| Pros for Bowers & Wilkins - Fire-rated Back Box - Black | |||
|---|---|---|---|
| Important | There were no pros for this product— | There were no pros for this product— | Sound Quality, Ease of use, Compatibility, Fit, Dust Protection |
| Cons for Bowers & Wilkins - Fire-rated Back Box - Black | |||
| Pricey | There were no cons for this product— | There were no cons for this product— | Bass |