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Product code: OSD-BB-8
Want to improve the SPL (sound pressure level) of your ceiling speakers? Our fire retardant metal back box will do the job for you. It will improve the bass response and give you more control over your music. Also, it will decrease the sound transmitting to the other rooms.
. One metal back box for 8" ceiling speaker. Great for suspended and drop down ceilings.
. Works with: MK840, MK850, ICE850, ICE870, ICE800
. Dimensions: 18" L x 17 3/4" W x 5" Depth