In addition to a vent fan a bathroom unit may have a light night light or heater.
Install bathroom heater light.
How to install a bathroom heater fan combo.
Before you install your new bathroom exhaust fan heater you ll have to calculate the circuit load.
Plan the installation so the vent duct is as short as possible and makes as few turns as possible.
An electrician deactivates the electrical circuit before you start the job.
A heater uses more power than a light and fan so it may need to be on its own circuit.
Warm up to a job well done.
If possible run the duct straight out through a wall.
I have a bathroom that has an exhaust fan with a light and heater which are all separate units.
Light heater fans install in the ceiling at the location of the existing fan and operate using switches on the wall.
If you re unsure of the total circuit load or the circuit capacity don t guess.
After completing the installation turn the branch circuit breaker back on and test your new bathroom heater fan.
Reshape the sheet rock hole as needed.
Step 6 install new bathroom heater.
In the attic there were two wire cable feeds.