Nutone 9427P Bathroom Fan, 70 CFM 2-Bulb Lamp Heater - for 4" Duct

by Nutone


About the 70 CFM Nutone 9427P Bathroom Heat-a-Vent Fan w/ Two-Bulb Heater Lamp

The multi functional 70 CFM Nutone 9427P Bathroom Heat-a-Vent Fan w/ Two-Bulb Heater Lamp offers a ventilating fan system, light fixture and space heater in one convenient fixture, perfect for your bathroom, kitchen, porch or other space. It uses an R-40 infrared heat lamp to evenly distribute heat and features an automatic reset for optimal thermal protection. This unit also features a polymeric damper to prevent back drafts and to reduce mechanical noise.

The Nutone 9427P Bathroom Heat-a-Vent Fan w/ Two-Bulb Heater Lamp features a modern, white polymeric grill and uses two 250 watt bulbs (sold separately). The 15 5/8” x 10 ¼” grille fits a 4" duct.

Be sure you have sufficient ceiling space available in your bathroom to fit the Nutone 9427P Heat-a-Vent Fan. This unit features hanger bars and simple installation, and is suited for a recessed ceiling mount. 

Please check your available ceiling space to ensure there is adequate room for bath fan housing!

CFM - (view more) TYPE OF FAN - (view more) DUCT SIZE 4 Inch Duct - (view more) WITH HEATER Yes - (view more) WITH LIGHT Yes - (view more) BRAND Nutone


  • Fan and Heater Can be Used Independently or Together
  • Quiet, Highly efficient Polymeric Blower Wheels
  • Polymeric Damper Prevent Backdrafts and Eliminate Mechanical Noise
  • Polymeric 4" Round Duct Connectors with Tapered Sleeves simplify Ducting
  • Attractive white Polymeric Grilles
  • Compact steel housings with adjustable Mounting Brackets have Keyhole slots that span up to 24"
  • Provision for Heat and Light using 1 Heat lamp and 1 Incandescent Lamp
  • Automatic Reset Thermal Protection
  • Unit mounts easily in 2" x 8" Joists


  • CFM Rating: 70 CFM
  • Sound Level Rating: 3.5 Sones
  • Duct Diameter: 4" Round
  • Electrical Rating: 120V, 4.5 Amps
  • Bulb Type: Infrared R40 OR BR40 (Sold Separately)
  • Required Bulb Wattage: (2) 250W Bulbs
  • Wattage: 545W
  • Housing Dimensions: 14 1/4" L x 8 3/8"+3 1/4" W x 6 3/8" D
  • Grille Dimensions: 15 5/8" L x 10 1/4" W


Limited 1 year warranty through the manufacturer

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