Speakercraft Sound Enclosures are optional and are intended for pre-drywall applications and provide a back-box for Speakercraft in-ceiling and in-wall speakers. These must be installed BEFORE drywall. They increase bass response, prevent audio from entering adjoining rooms, and provide fire rated enclosure (UL standard ASTME E-119).

• Fits: All MT6, 6" Whole House Rectangle
• Fire Rated According to UL Standard ASTM E119
• Dimensions: (H x W x D) 16" x 12" x 31/2" (Not Including Front Mounting Flange) 406 mm x 305 mm x 89 mm
• NOTE: Extension Wings Sold Separately