How To Vent A Bathroom Fan Through The Wall
Drive nail through house wall from attic.
How to vent a bathroom fan through the wall. 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. Now take the maker and scale to draw the exact size on the wall. After buying the fan carefully start to install a bathroom vent through a wall. These aren t specifically made for bathroom fans because some people install them in kitchens garages mudrooms and other locations.
If you vent through the roof condensation will drip back into the interior. Through the roof or an exterior gable wall. This will serve as a reference point for positioning the wall cap. Other venting options includes running the duct up through the roof or down through the soffit.
Behind a soffit vent. In this video this old house general contractor tom silva explains how to vent a bathroom fan. Keep the run of vent pipe as short and straight as possible. Never allow the duct to simply blow into an attic crawlspace or other enclosed area.
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. Then write these measurements on a paper. Depending on the location of the bathroom it may be easy to vent the exhaust fan through the roof. To improve venting and reduce air resistance in the vent pipe.
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. It eliminates the need for routing ductwork through the house and these fans usually dry the bathroom more quickly. A 3 or 4 inch duct connects to the outlet on the fan housing and runs to a side wall or to the roof and connects to a vent cap that allows the. Options for venting a bathroom exhaust fan include best to worst.
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. Behind a gable vent. At first measure the length and width of the fan accurately. Almost all fans are square or rectangular in size.
In addition to low profile bathroom exhaust fans there are also through the wall ventilation fans which you can install in your bathroom.