![](https://www.artsound.be/303-medium_default/kitro3.jpg)
![](https://www.artsound.be/303-medium_default/kitro3.jpg)
These kits are constructed from water-resistant MDF. These are easy to install and acoustic-absorbent. The kits helps eliminate annoying resonations which may occur at the rear of the loudspeaker when you install it in a wall or ceiling.
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