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Steel Perforated Return with Square Neck (Fire Rated)
The 6290FR diffuser is tested in accordance with UL 263 and meets NFPA 90 requirements. It is able to operate in three-hour fire-rated, exposed grid suspended ceiling. The perforated diffuser face features 3/16” diameter holes on 1/4” centers. Its backpan is constructed of heavy gage steel with a square neck.
  • Steel Face and Steel Backpan Construction
  • Hinged, Removable Face with 51% Perforated Open Area
  • UL Listed Fire Damper Meeting NFPA 90A Requirements
  • Square 6”x6”, 8"x8", 10"x10", 12"x12" and 14"x14" Neck Sizes
  • Panel Size of 24”x24” for Lay-In Tee Bar
  • Standard Finish is British White