How To Replace A Bathroom Wall Fan

Add a bathroom exhaust fan in the wall.

How to replace a bathroom wall fan. If your old fan wasn t attached to a joist and there is a space between the joist and the ceiling hole attach lumber to the joist to build it out next to the hole so the fan can be screwed to solid wood. For a fan and light switch with existing wiring splice the white wires and connect the grounds securely with wire. Check if a permit is necessary. I ve replaced lots of this style broan fan and they are very popular.

Step 4 attach fan. Remove the existing fan leaving the old duct work and wiring. Step 2 trace position of fan and cut out hole. Since a bathroom vent fan should run for 10 15 minutes after you finish your shower to remove all the moisture consider a fan that cuts on and off automatically using a moisture sensor or replace the wall switch with a timer.

Video tutorial on how to replace your bathroom exhaust fan in 5 minutes or less. There are ductless vent fans that use a charcoal filter to remove odors but they do not remove excess moisture which is the main purpose of a bathroom vent fan. Preparing to replace the fan 1. To remove excess moisture from your bathroom the fan needs to vent outside.

Call up your local city or county government and ask if you re allowed to do home. Select your new fan. Turn the bathroom fan or combination light and fan on. Measure the ceiling opening and determine if it is large enough to accommodate your new fan.

On the side of the hole opposite the joist attach a piece of 1x lumber inside the hole. The first step is to turn off the electricity of the bathroom from the breaker box. Many bathroom fans are hard wired through your ceiling or attic. Double check the type of fan you currently have.

Step 3 make template and insert screws. This is essential in order to. When you know the switch has power this is indicative that you need. Connect power to both switches through two pigtails spliced to the feed wire.

Connect the red wire to one switch terminal and the black wire to the other terminal. When the fan does not come on the circuitry in the fan may have failed. Step 1 turn off electricity.