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OUR PART #: 8XD4 MFR #: 8XD4
Series 8XD4 backboxes are seamless 22-gauge electro-galvanized steel construction with polyurethane foam disc that meets UL flammability CAL-117. ...Read more
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Series 8XD4 backboxes are seamless 22-gauge electro-galvanized steel construction with polyurethane foam disc that meets UL flammability CAL-117. The disc is affixed to the bottom inside surface to reduce acoustic and mechanical resonance. The 8XD4 features four ½ to ¾" knockouts spaced at 90 degrees. It is designed for use in suspended ceilings. Mounts 8" speakers.
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.