How To Vent An Exhaust Fan Through Existing Attic Vent

Hot air exhaust vents located at the peak of the roof allow hot air to escape.

How to vent an exhaust fan through existing attic vent.

Unlike fabric duct tape it won t deteriorate over time. When venting a bathroom exhaust fan make sure to vent the air to the outside rather than into your attic where it can cause mold and mildew to form. Through the roof or an exterior gable wall. Use foil duct tape.

Taking advantage of this natural process referred to as passive ventilation is the most common way to vent an. Depending on the location of the bathroom it may be easy to vent the exhaust fan through the roof. Remove the knockout hole on the side of the fan s housing and attach a cable connector. Set the vent fan down into place between the joists centered on the ceiling hole.

Your attic is not a temperature controlled environment is never the same temperature as your living space and generally closer to the temperature outside. Slide the vent under the shingles so they cover the top half of the vent flange. In all cases the ducting needs to conduct the exchaust to the building exterior and needs to terminate in an animal proof vent cover. You should never exhaust the bathroom fan directly into the attic.

No you cannot vent your bathroom exhaust fan into the attic. In order to accomplish this the roof has to have a hole cut in it. Choosing a whole house fan. By the diy experts of the family handyman magazine.

Slide the four metal brackets into the tabs protruding from the sides of the vent fan. But you can install one fan in your attic for both bathrooms and make your bathroom quieter too. This article describes routing bath exhaust fan duct upwards through an attic or roof space or downwards through a floor or crawl space. This involves running ductwork from the fan usually though an attic and out through the roof.

Bathroom ventilation fan duct routing routing a bath vent duct down out or up through an attic or roof out. Nail the lower corners with roofing nails and tar the heads. It is because of this that many builders tend to advise against this method. Venting two bathroom exhaust fans through one roof duct won t work sorry to say.