Continental Fan Manufacturing RBFK100-ES 147 CFM Energy Star Retrofit Bath Fan Kit from the AXC Collection

Item #: bci1764020

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Technical Specs

Installation Sheet
Specification Sheet
CFM 147
CFM (High) 147
CSA Approved Yes
Duct Size 4" Round
Energy Star Yes
Function Bathroom Exhaust
Grille Finish No Grille
Grille Shape Round
Height 8.3
Housing Shape Round
Light Included No
Max Ventilation Area 134
Mount Type In-Line
Product Weight 6.5
UL Listed Yes
Voltage 120
Width 9.5

This product has additional required/recommended options. To configure, add to your cart.

  • Speed Control Recommended
  • Pressure Switch Recommended
  • Dehumidistat Recommended
  • Timer Recommended

Retrofit a noisy and inefficient bathroom fan with an RBFK retrofit bath fan kit. The RBFK kits feature an AXC in-line duct fan and include all the necessary hardware for simple conversion and installation. 


  • 147 CFM Energy Star AXC100A-ES 4" In-Line Duct Fan
  • Mounting brackets
  • 2 duct reducers (4" - 3")
  • 10' of 4" flexible insulated duct
  • Mounting screws
  • Wire nuts
  • Duct tape
  • 12' of 14-2 electrical wire
  • Wire cable restraint


  • Easily installed in flexible or rigid duct
  • May be used to supply or exhaust air
  • May be mounted in any position
  • Heavy gauge, drawn steel housing with baked epoxy finish inside and out
  • Suitable for light dust and fumes
  • Backward-curved fan impeller operates at low sound levels, overcomes high static pressure, and will not stall or overload motor at low airflow
  • External rotor motor design results in superior motor cooling, durability
  • Permanently lubricated ball bearing motors for maintenance free operation
  • Automatic reset thermal overload protection
  • External junction box contains pre-wired capacitor, to simplify wiring
  • Fan and motor assembly is precision balanced for quiet and vibration-free operation


  • Voltage: 120
  • CFM: 147
  • Duct Opening: 4"
  • Energy Star: Yes
  • UL Listed: Yes
  • CSA Approved: Yes
  • Warranty: 5 years
  • Light Included: No

Continental Fan Company was established in 1986 to manufacture and distribute quality ventilation equipment. Their objectives then were simple… to provide superior products, dependable service, and competitive pricing. They remain unchanged today.

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*Denotes a finish or option that has been discontinued

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