Bathroom Exhaust Fan Venting In Attic

It seems like such an easy solution just leave a bathroom vent hose in an attic.

Bathroom exhaust fan venting in attic. Improperly ending a bathroom vent inside an attic can lead to unintended consequences and builders have stopped this bad practice many years ago. 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. Options for venting a bathroom exhaust fan include best to worst. Bathroom fan vent code requirements include no venting to attic areas to help reduce mold or structural problems.

The best exhaust fan venting is through smooth rigid ducts with taped joints and screwed to a special vent hood. One attic mounted fan for two bathrooms one in line centrifugal fan can be mounted in the attic to exhaust the moisture from two bathrooms. Your attic is not a temperature controlled environment is never the same temperature as your living space and generally closer to the temperature outside. Through the roof or an exterior gable wall.

Duct already wrapped in insulation at home centers. No you should not vent a bathroom fan directly into an attic. However you can vent a bathroom fan through an attic while it terminates on the roof or gable end. If you have two bathrooms that are close together and one has an exhaust fan and the other doesn t you might be wondering if you can tie a new exhaust duct into the existing one.

Let me tell you. It s all outdoor air anyways right. You should never exhaust the bathroom fan directly into the attic. No you cannot vent your bathroom exhaust fan into the attic.