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Nutone RDA Radiation Fire Damper and Housing

Nutone RDA Radiation Fire Damper and HousingClick to Enlarge
Nutone RDA Radiation Fire Damper and Housing
Item# Broan-Nutone-RDA
Availability: In Stock

Product Description


  • Rugged, 26-gauge galvanized steel construction
  • Key-holed mounting brackets span up to 24 and are adjustable horizontally and vertically
  • Reversible knockout bracket allows wiring from top or side
  • 4" round duct fitting with built-in backdraft damper for easy duct connection


  • For use in 1, 2 and 3 hour rated floor-ceiling and roof-ceiling constructions
  • Galvanized steel frame
  • High temperature, non-asbestos, reinforced fiber thermal fabric
  • Stainless steel closure springs
  • 165F fusible link
  • Specification Sheet - PDF
Dimensions: Housing: 8-1⁄4" x 8" x 8-3⁄4"; Damper: 10" x 8" x 3"
Duct Size: 4" diameter.
Note: Housing and Damper only, please refer to chart below for complete unit.
Nutone Fire / Radiation Damper Ventilation Fan Components
Nutone Housing and Fire Radiation Damper
Housing and Damper
+ Nutone Blower and Grille
Blower and Grille
= Nutone Fire Radiation Damper Fan Complete Unit
Complete Unit

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