Ruskin Air & Sound Control

DIBD2SS : UL Classified 1 1/2 hr. Dynamic Optional Sleeve


The DIBD2SS is a UL555 Classified Dynamic Fire Damper.  It features:

  • Vertical operation for assured closure under air flow (fans on) in HVAC systems.
  • Stainless steel construction
  • A 1 1/2 hour rating

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