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Adjustable Fusible Link Louvers

  • Recommended for use in rooms where ventilation is needed and at the same time isolating the room whenever fire is present.
  • When louver is exposed to heat at 165°F, the fusible link trips and the spring loaded louver blades shut to form an air tight fire and smoke seal.
  • WHI Listing Mark with a 60-90 Minutes Fire Rating is stamped on the frame of the louvers.
  • Installation is easy.
  • No need to drill holes for fasteners.
  • All screws are mounted on the room side leaving the corridor side free of fasteners for security purposes.
  • Fuses are replaceable.


  • Fusible Link Design Temperature 165°F Max
  • 16 Gauge Cold Rolled Steel Frame and Blades
  • Mitered Welded Corner Frame Construction
  • Free Flow Area: 45% Free
  • 1 9/16” Deep Louver Assembly
  • Cadmium Plated Steel Rivets
  • Cadmium Plated Steel Tension Spring
  • Door Size Thickness: 1 ¾” Only
  • Baked on Powder Coat Finish
  • Color: Standard Bronze
  • Fasteners: 3 x ¾” LG & 1 x ½” LG



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