Audac WB45SI/FS Flush Mount Box For Wall Panel

The WB45SI/FS wall boxes allow a flush mount in stone or concrete walls and installation for any standard-sized product such as matrix control panels, volume controllers, connection plates, … WB45SI/FS is compatible with WP2xx series, NWPxxx series and NCP105. For compatibility with the NWP222 series, two WB45SI/FS shall be connected with each other.