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– Protective enclosure for an 8″ cone-type loudspeakers
– Designed for recessed installations and for use with any of the ceiling grilles
– One-piece steel construction includes a mounting ring and a foam insert to reduce metallic resonance
– Finished in rust-resistant black primer and is tapered for easy stacking
– UL approved
– 4 Combination 1/2″ x 3/4″ conduit knockouts provided at 90 degree intervalsBGRE84