Bathroom Exhaust Fan Outside Vent

Divert heat and humidity into your home during cold weather by attaching HIDE A VENT Round Exterior Vent for Dryers and Bathroom fans to your dryer vent. Bathroom fans should always vent outside rather than through the ceiling and into your attic. Venting your bathroom fan into a wall cavity or attic runs the risk of mold growth.

Explore a wide range of exterior bathroom exhaust vent covers. Find louvered, screened, and weather-resistant options to protect your home. Bathroom fans must be vented and vented to the outside.

The most effective options are through the roof, an exterior wall, or the soffit. Choosing between these depends on many factors, including the length and complexity of the duct run, the weather, and the location of openings into the house. In this how-to video, This Old House general contractor Tom Silva provides an escape for bathroom moisture Bathroom exhaust fan code requirements: Learn why the IRC mandates direct outdoor venting, UL 181 duct, minimum CFM, and how to pass your inspection.