Bathroom Exhaust Fan Install Attic

Letting the fan exhaust into an open attic will cause moisture buildup on the underside of the roof.

Bathroom exhaust fan install attic.

At this point you will strip the ends of the electrical wires and hard wire them into the unit. Typically either a bare wire or green wire will attach to the side of the metal housing for grounding a critical safety measure. 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.

Use the reference hole as a landmark to transfer your measurements from the attic to the ceiling. Through the roof or an exterior gable wall. 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. In the bathroom insert the fan unit into the housing per the manufacturer s instructions.

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.