Nutone HD50RDB-RDA Radiation Fire Damper Heavy Duty Fan, 4" Duct 50 CFM, 1.5 Sones, Complete Unit

Nutone HD50RDB-RDA Radiation Fire Damper Heavy Duty Fan, 4" Duct 50 CFM, 1.5 Sones, Complete UnitClick to Enlarge
Nutone HD50RDB-RDA Radiation Fire Damper Heavy Duty Fan, 4" Duct 50 CFM, 1.5 Sones, Complete Unit
Item# Nutone-HD50RDB-RDA
$170.98
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Product Description

HOUSING:

  • 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

BLOWER:

  • Plug-in, permanently lubricated motor
  • Totally enclosed motor with long life bearings designed for continuous operation (HD80RDB, HD50RDB only)
  • Centrifugal blower wheel

RADIATION DAMPER & GRILLE:

  • 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
  • Attractive steel grille painted white
  • Low profile blends well with any decor
  • Specification Sheet - PDF
Air Delivery: 50 CFM at 0.10" Static Pressure
Sound Level: 1.5 Sones.
Dimensions: Housing: 8-1⁄4" x 8" x 8-3⁄4"; Damper: 10" x 8" x 3" Grille: 11-5/8" x 9-1/2"
Duct Size: 4" diameter.
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

Additional Models Available: Nutone Fire / Radiation Damper Fan - Contractor Pack Buy More Save More

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