Install the new bathroom heater fan according to the manufacturer s instructions.
Install bathroom heater light.
If you re unsure of the total circuit load or the circuit capacity don t guess.
If possible run the duct straight out through a wall.
Warm up to a job well done.
Plan the installation so the vent duct is as short as possible and makes as few turns as possible.
In the attic there were two wire cable feeds.
Light heater fans install in the ceiling at the location of the existing fan and operate using switches on the wall.
It is possible that hat the circuit wire size running to the lights is not adequate to allow for a heater kit.
A heater uses more power than a light and fan so it may need to be on its own circuit.
I want to replace this original set up with a newer all in one bathroom exhaust fan unit that has an exhaust fan with a light and heat functions all built in to one the one unit.
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.
An electrician deactivates the electrical circuit before you start the job.
I have a bathroom that has an exhaust fan with a light and heater which are all separate units.
How to install a bathroom heater fan combo.