Pre-Install In-Ceiling Backcan
The MTC-81BB8 is designed for use in applications requiring preinstalled backcans and is compatible with ceiling speakers having a 286 mm (11.25 in) mounting circle diameter, such as the JBL 8138 ceiling loudspeaker, and the JBL MTC-81TB8 tile bridge for suspended ceilings.
Internal Volume | 7.4 liters (0.26 cu ft) | |
Knockouts | 22 mm (0.87 in) diameter opening | |
Five (5) locations | 4 on side of can 1 on top of panel of can | |
Suspension Tabs | 2 flexible perforated mounting straps, one on each side. | |
Attachment Points | 4 clip-nuts on 286 mm (11.25 in) mounting circle fix M4 tapping screws for attaching tile bridge to backcan, plus 4 thru holes providing clearance for screws from speaker to attach to tile bridge (see assembly drawing). | |
Material | 16 gauge (1.3 mm thick) steel, finished in black polymer E-coating for a high level of rust resistance. | |
Dimensions (H x W x D) | 178 mm (7 in) height x 300 mm (11.75 in) width and depth | |
Net Weight (ea) | 1.1 kg (2.5 lbs) | |
Shipping Weight (ea) | 1.5 kg (3.2 lbs) | |
Associated Models | 8138 200 mm (8 in) ceiling speaker MTC-81TB8 tile bridge for 600 mm (24 in) ceiling tile applications. |