The SA-SE is a UL listed fire rated speaker enclosure for 8 inch ceiling speakers such as the Viking models SA-1S, 30AE and 35AE. The speaker enclosure is furnished with four combination conduit knockouts 0.5” - 0.75” (13mm - 19mm), four J-clips and two flexible perforated mounting straps. It is made of one piece of cold rolled steel for fire rating, endercoated for rust protection, patch-jute lined for acoustic damping and finished in black epoxy for durability. The SA-SE speaker enclosure is compatible with the SA-TB tile bridge.