Connect power to both switches through two pigtails spliced to the feed wire.
Easy way to install bathroom fan.
Use an extra long 3 8 inch diameter spade bit to bore a reference hole through the ceiling and into the attic.
You can use the existing switch wires and ductwork.
To remove the bathroom exhaust fan you have to cut th.
Switch off the power at the fuse box.
The installation is easiest if you re replacing an existing fan.
Fans are rated by cfms and sones.
Also it helps to get a fan that s the same size as your existing fan so you won t have to adjust the size of the ceiling hole.
Measure the ceiling opening and determine if it is large enough to accommodate your new fan.
This video shows how home renovation brothers dave and rich remove and install a bathroom exhaust fan.
Turn the power back on and test your new bathroom fan to make sure it s working.
Photo by keller keller photography.
In the bathroom insert the fan unit into the housing per the manufacturer s instructions.
Follow steps 3 10 of the new construction installation to complete.
Install the decorative plastic grille by slipping its mounting wires into the available slots in the housing unit.
For a fan and light switch with existing wiring splice the white wires and connect the grounds securely with wire.
Use the information below to select a fan.
For optimum performance locate it between the shower and the toilet.
Remove the existing fan leaving the old duct work and wiring.
Draw a mark on the bathroom ceiling where you d like to install the vent fan.
Typically either a bare wire or green wire will attach to the side of the metal housing for grounding a critical safety measure.