How To Install An Exhaust Fan In A Bathroom Wall

Using a pencil trace an outline of the circular exhaust housing.

How to install an exhaust fan in a bathroom wall.

Barb asks we would like to install an exhaust fan in our bathroom to remove excess moisture but do not have an attic to vent it through. Drill a small hole and use a fish tape and insert it horizontally until it comes in contact with a stud. Place the fan in the cut out hole so that the bottom edge of the fan is flush with the bottom of the ceiling drywall. Or drill a hole and use fish tape to find structure.

You may also make a template with the dimensions of the vent and the fan and trace it onto the wall. Cut or push back the insulation leaving a 6 inch gap between the unit and insulation. Cut out plaster using a utility knife. Read on for more.

Can we install it in an outside wall instead wall mounted vent fans are available though less common and may be harder to install. Attach wood pieces with screws. Cut a piece of drywall to make the ceiling hole the right size for your fan. Now use voltage tester and check on the exhaust fan s black wire.

You will need a partner for this step as you cannot see the ceiling from this position. The patched areas can be repaired with spackling later. Attaching exhaust fan to wall the spots where those screws of exhaust fan are available you need to drill holes there. Remove lathe using a reciprocating saw and remove any insulation that may potentially block exhaust.

If the hole is too big you ll need to patch the ceiling. Using the drill now make holes through the interior wall at the four corners on the tracing. Pick up the fan s housing and using its inner portion trace the edges of it onto the wall with a marker. The next step in your bathroom fan installation is to attach the fan enclosure to the joist with screws.

You need to use a quality screwdriver to securely attach those screws and make the fan tightly attached to wall. Mark where the studs are using a pencil and measure the area to make sure your fan fits in there. Choose the exact area where the exhaust fan will be installed. Use a stud finder to locate studs and find an empty bay to install the fan.