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BreezSignature Ventilation Fans  – Ceiling Radiation Damper

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Product Quantity Price per Unit
1 - 49 $158.35
50+ $152.56


The damper employs a folded curtain style blade for point-of-origin control of radiant heat in a ventilation system. SIG-CRD installs in the ceiling membrane for floor/ceiling or roof/ceiling assemblies with a re resistance rating up to and including 3 hours.

  • SIG-CRD – Ceiling Radiation Damper helps to limit the radiant heat transfer through an air inlet/outlet opening in the ceiling membrane. Fire resistance rated up to 3 hours floor/ceiling or roof/ceiling assemblies.
  • Meets both UL555C and UL263. UL and cUL listed and exceeds UL 555C for use in 3-hour fire rated assemblies
  • Warnock-Hersey certified for use in fire rated floor/ceiling or roof/ceiling assemblies. Warnock Hersey listing #: 102195501SAT-002
  • CSFM listing: 3226-0368:104
  • UL 555C listing: R27832
  • Meets NFPA Standards: 90A and 101
  • Meets Building Code Standards: IBC, NBC, NFPA, SBC, and UBC
  • UL listed as fan/damper assembly for the following Wood Frame Construction designs: L521, L546, L558, L562, L574, L576, L581, L583, L585, P522, P533, P538 and P545.
  • Intended for installation with the following UL Listed Delta Electronic Fan Models SIG80, SIG80D, SIG80L, SIG80H, SIG80HL, SIG80DL, SIG80M, SIG80MLED, SIG110, SIG110D, SIG110L, SIG110M, SIG110H, SIG110HL, SIG110DL, SIG110LED, SIG80-110, SIG80-110D, SIG80-110H, SIG80-110MH, SIG80-110LED, SIG80-110DLED, SIG80-110HLED and SIG80-110MHLED.


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