JBL MTC-300BB8 1 Cu. Ft. Backcan for Control 328C and 328CT

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Description
The JBL MTC-300BB8 is a round 1 cu. ft. backcan for the Control 328C and 328CT 8 in. ceiling speakers. Extra-thick 16 gauge steel and a 12 mm (1/2 in.) MDF lining damp resonances and add bass response.
In suspended ceilings it pairs with the MTC-TB6/8 tile bridge. JBL also lists it, with the MTC-TB6/8, for the Control 227C and 227CT, CSS8008, CSS8018 and 8138 when more bass is wanted.
Features
- Extra-thick 16 gauge steel
- 12 mm (1/2 in.) MDF lining damps resonances
- Knockouts on the top and side
Specifications
- Fits: Control 328C, Control 328CT
- External Volume: 1 cu. ft. nominal
- Internal Volume: 0.71 cu. ft.
- Knockouts: 5 x 22.1 mm (0.87 in.): one on the top panel, four on the side
- Height: 259 mm (10.2 in.) above the ceiling; 268 mm (10.6 in.) total
- Outside Diameter: 380 mm (15.0 in.)
- Inside Diameter: 273 mm (10.7 in.)
- Ceiling Cutout: 310 mm (12.2 in.)
- Safety Agency Rating: Suitable for air handling spaces per UL2043, UL1480, NFPA 90 and NFPA 70A
- Net Weight: 5.2 kg (11.5 lb)
In the Box
- MTC-300BB8 backcan
- 4 x #10 x 0.75 in. (19 mm) sheet metal screws for attaching the speaker baffle to the backcan














