Bathroom Exhaust Fan Installation Attic

Exhaust fan installation installing an exhaust fan requires electrical connections and ventilation to the exterior of your home.

Bathroom exhaust fan installation attic.

Use the reference hole as a landmark to transfer your measurements from the attic to the ceiling. Your attic is not a temperature controlled environment is never the same temperature as your living space and generally closer to the temperature outside. Ceiling mounted fans typically use ducts hidden in the walls ceiling or attic to reach a safe exit point on the roof or a wall. If you have access to the attic the fan can vent either through a gable wall or roof.

Avoid venting through a soffit vent or ridge vent. The warm air will exhaust out the duct and enter back into the attic through the soffit vent or ridge vent. Options for venting a bathroom exhaust fan include best to worst. Exhaust fans mounted on an exterior wall vent directly outside without any ductwork.

Use a layout square or framing square to draw the. You should never exhaust the bathroom fan directly into the attic. Letting the fan exhaust into an open attic will cause moisture buildup on the underside of the roof. Mark the ceiling back in the bathroom measure the inside dimensions of the vent fan s intake port to determine what size hole you need.