Bathroom Exhaust Fan Install Attic

Use the reference hole as a landmark to transfer your measurements from the attic to the ceiling.

Bathroom exhaust fan install attic.

Avoid venting through a soffit vent or ridge vent. Letting the fan exhaust into an open attic will cause moisture buildup on the underside of the roof. 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. The warm air will exhaust out the duct and enter back into the attic through the soffit vent or ridge vent.

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

Use a layout square or framing square to draw the.