Use the information below to select a fan.
Replacing bathroom wall fan.
When choosing a vent fan for your bathroom look for a model that is quiet 1 5 sones or less and moves enough cubic feet per minute cfm of air as discussed in sizing a bathroom vent fan.
Unlike older vent fans new models are much quieter and more efficient.
I ve replaced lots of this style broan fan and they are very popular.
You ll need a stud finder a drywall saw a drill and screws and aluminum duct tape.
Push the wire connections back into the housing and replace the junction box cover when you re done.
Measure the ceiling opening and determine if it is large enough to accommodate your new fan.
There s no such thing as a one size.
Here s how to replace an existing vent fan with a new one.
The easiest way to replace a bathroom vent fan is to keep the old housing and replace the fan and motor.
If your fan has a standard plug instead of bare wires just plug it into the outlet in your.
If not you must cut around.
Make sure that you join the correct colored wires white to white black to back yellow to yellow etc.
I temporarily taped a plastic bag over the hole after removing the fan.
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.
The installation is easiest if you re replacing an existing fan.
You can use the existing switch wires and ductwork.
Buy the right size for your bathroom.
I then removed the old fan so i could find a replacement that would fit without having to cut a bigger hole into the drywall.
If you can locate a joist cut drywall and handle basic electrical work you can do the whole job in about two hours and save about 200 on the installation.
Video tutorial on how to replace your bathroom exhaust fan in 5 minutes or less.
Installing a bathroom vent fan through a wall article video transcript.
It s not the quietest model available but at 0 6 sones about 25 decibels it s a huge improvement over the old 4 sone about 60 decibels fan we re replacing.
Bathroom exhaust vent fans are needed to remove excess humidity that can lead to mold or mildew and cause damage to your walls or ceiling.
Follow steps 3 10 of the new construction installation to complete.
Since the fan is also connected to the light and there isn t a window in the bathroom i set up a work light outside the door.