How To Vent An Exhaust Fan Through Existing Attic Vent

No you cannot vent your bathroom exhaust fan into the attic.

How to vent an exhaust fan through existing attic vent.

Slide the four metal brackets into the tabs protruding from the sides of the vent fan. The lower half of the flange sits on top of the shingles. But you can install one fan in your attic for both bathrooms and make your bathroom quieter too. You should never exhaust the bathroom fan directly into the attic.

Taking advantage of this natural process referred to as passive ventilation is the most common way to vent an. By the diy experts of the family handyman magazine. Bathroom ventilation fan duct routing routing a bath vent duct down out or up through an attic or roof out. Hot air exhaust vents located at the peak of the roof allow hot air to escape.

Venting two bathroom exhaust fans through one roof duct won t work sorry to say. Your attic is not a temperature controlled environment is never the same temperature as your living space and generally closer to the temperature outside. Choosing a whole house fan. This involves running ductwork from the fan usually though an attic and out through the roof.

Nail the lower corners with roofing nails and tar the heads. Unlike fabric duct tape it won t deteriorate over time. Options for venting a bathroom exhaust fan include best to worst. This article describes routing bath exhaust fan duct upwards through an attic or roof space or downwards through a floor or crawl space.

Set the vent fan down into place between the joists centered on the ceiling hole. Through the roof or an exterior gable wall. Remove the knockout hole on the side of the fan s housing and attach a cable connector. It is because of this that many builders tend to advise against this method.

In order to accomplish this the roof has to have a hole cut in it. Apply a bead of asphalt roof cement on the bottom of the vent. Use foil duct tape. 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.