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Combination Fire Smoke Damper, 3 Hour, UL Class 3, Triple-V Blade
Pottorff
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Combination Fire Smoke Damper, 3 Hour, UL Class 3, Triple-V Blade

The FSD-343 combination fire smoke damper employs triple-V blades for point-of-origin control of fire and smoke in static and dynamic smoke management systems. The FSD-343 is qualified to 2,000 ft/min (10.2 m/s) and 4 in.wg. (1.0 kPa) and may be installed in vertical walls or partitions with fire resistance ratings up to 4 hours.
Technical specification
  • Unique ref.12255
  • Product familyHVAC
  • Product groupDampers for Air Ductwork
  • TypeObject (single object)
  • Date of publishing2011-04-06
  • Edition number1
Related
  • Material mainGalvanized steel
  • Designed inUnited States
  • Manufactured inUnited States
Classification
  • BIMobject CategoryHVAC - Ductwork
  • IFC classificationDamper
  • UNSPSC nameVentilation dampers
  • UNSPSC code40101504
  • Uniclass 2015 CodePr_65_65_24_29
  • Uniclass 2015 DescriptionFire and smoke dampers
  • CSI MasterFormat 2014 Code23 33 13
  • CSI MasterFormat 2014 TitleDampers
  • OmniClass Number23-33 29 00
  • OmniClass TitleHVAC Dampers
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