Vent Bathroom Fan Through Gable Wall

Yes, you can vent your bathroom fan through a gable, and it is the best way to do it. It helps avoid the air blowing into your attic, which would allow mold and mildew to build up over time. Whether you already have a fan in your bathroom or want to install a new one, you can vent it through the gable from the wall.

After one week, I added "install fan in second bathroom" to my renovation list and moved it to the top. During my research, I wanted to figure out if I could just vent the fan through one of the house's gable vents. It would certainly be easy to use an existing opening in the wall, and there was one quite near to the second bathroom.

How To Vent Bathroom Fan Through Gable Do you see spotting and mold growth on your walls? Is the humidity in your home making you uncomfortable? Or have the recent power bills been bothering you? The answer to all these problems is ventilation. There really are just a handful of recommended bathroom fan venting options such as venting to the exterior wall, to the gable, and to the roof. All of these bathroom venting options have their pros and cons but keep reading to get into the details.

Are you tired of dealing with a steamy, hot bathroom after every shower? Venting your bathroom fan through a gable vent might be the solution you've been looking for. This alternative method allows you to direct the humid air from your bathroom directly out through the wall, providing much. Step 1 - Pick The Exit Location Homeowners need to first choose an exit location for the vent on the exterior.

The most common locations are the roof, exterior wall, or gable wall. Regardless of the place you choose, it is essential that the bathroom vent terminates to the outside and not inside the attic or wall cavity. I wouldn't exhaust the bathroom through the gable vent.

First off, you'll be reducing the size of the gable vent. Whatever area you block with the exhaust duct, is a reduction in the area of the gable vent. Secondly.

Depending on how the attic ventilation is designed, the hot moist air exhausted from the duct, could be drawn back into the attic through the gable vent. In this case they could either go out the roof or keep the long run, switch to rigid ducting wrapped with insulation, and install a dedicated vent lower in the gable wall. I didn't mention eves because they have soffit vents and running it out those would cause some of the humid air to come back in.

Here are pictures. By venting the bathroom fan through a gable vent, you can remove the excess moisture from the bathroom, preventing mold and mildew growth and improving the air quality in your home. We already have a veritable forest of roof protrusions back there: range hood fan, two plumbing vents, wood stove chimney, and solatube dome.

2) Through the soffit. Exterior wall is only 3' away from fan location and eaves are more than 12" wide. But I have heard this is not a great solution re: moisture re.