• Frame: Hight quality galvanized iron sheet of 1.0 mm – 1.6mm thickness
  • Blades: Interlocking blades roll formed from 0.8mm –  1mm thick galvanized steel (curtain blade) & thickness 1.6mm for bladed fire damper
  • Blade Ramp: Formed 1.6mm thick galvanized steel with a spring holder.
  • Springs: two constant force stainless steel springs
  • Fusible Link: UL listed fusible link (165ºF / 212ºF)
5/5 (3 Reviews)


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