Bathroom Exhaust Fan Venting Attic

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.

Bathroom exhaust fan venting attic.

How to install a bathroom vent fan. Ceiling fans vent either into the attic or outside through the roof. Bathroom fan sound levels. If you re tempted to vent your exhaust fan through an existing roof vent or even vent it into the attic don t do it.

Bathroom exhaust fans perform an important function by removing excess moisture from your home. No you cannot vent your bathroom exhaust fan into the attic. There are wall mount exhaust fans as well as ceiling exhaust fans. The correct way to vent a bathroom fan through an attic is to terminate the vent either to the roof or to the gable wall.

This article series explains why bathroom vent fans are needed and describes good bath vent fan choices necessary fan capacity and good bath vent fan and vent duct installation details. We explain how to install bathroom exhaust fans or vents the vent ducting. Your attic is not a temperature controlled environment is never the same temperature as your living space and generally closer to the temperature outside. Second during cold winters you ll be blowing warm moist air onto a cold surface the roof vent and roof plywood.

Either way the vent will have to go directly to the outside and installed with a vent hood cover. 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.