How To Vent A Bathroom Fan Through The Wall

In this video this old house general contractor tom silva explains how to vent a bathroom fan.

How to vent a bathroom fan through the wall. It can probably be done in an afternoon if you are organized for the job but it may take a weekend if you aren t fully prepared. No matter the location of the bathroom you can vent the exhaust fan through the wall. Good luck with your project. It removes all sorts of unwanted odors and smells from the bathroom.

The 180 cfm fan helps improve airflow with a powerful 6 1 2 sones motor. Apply caulk around the backside of the wall cap. Drive nail through house wall from attic. If you vent through a soffit where attic vents are often located the moisture will get sucked back up into the attic or roof venting.

From outside use 4 inch hole saw to cut hole for wall cap. The location of the bathroom will determine how extensive the ductwork will be. Installing a bath fan through a wall isn t that difficult of a job if you have the right tools. A bathroom exhaust fan is a virtual necessity to install in a bathroom.

The master bathroom and the 2nd bathroom vent through the roof and through the same opening. Wall mount fans are mounted on an external wall of a home and are used if there isn t a way to vent through the roof as in the case of a bathroom on the first floor of a home. This will serve as a reference point for positioning the wall cap. To remove excess moisture from your bathroom the fan needs to vent outside.

If you want to vent a bathroom fan through an exterior wall you will have to cut a 3 inch or 4 inch hole with a hole. The 2 pipes one a 4 master and the other a 3 2nd do not go through the ceiling but into a common box that goes through the roof. The 2nd bathroom vent drips on the floor and is ruining the ceiling. I recommend that my clients vent their bath fans out a gable wall if at all possible when not using an hrv or erv that is.

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. You may be able to configure a short route. The bathroom exhaust ventilation fan disperses air through an opening in the fan housing which is usually 3 inches in diameter and ideally faces in the direction of the ventilation system outlet. The other gable wall is 28 and 21 feet away from each fan respectively.

Moreover it eliminates moisture which in turn leads to the eradication of mold and mildew that would cause the paint on the walls to peel off. The broan direct discharge 180 cfm utility through wall the broan direct discharge 180 cfm utility through wall fan can be used in rooms up to 160 sq.