The underside of the roof overhang or porch ceiling that covers the rafter bottoms This horizontal surface usually has vents to allow air into the attic
The underside board of eaves and rakes Soffits are often vented to draw air into the attic
The underside of an architectural feature such as a beam, ceiling, cornice, roof overhang, etc Vinyl or aluminum soffit is used to cover, dress, decorate or add ventilation
The underside of the eave system Soffits are usually vented to provide airflow to the attic areas
The finished underside of the eaves A small ceiling like space, often out of doors, such as the underside of a roof overhang
The underside of any architectural element (as of an overhang or staircase) In modern homes, the wood or metal screening used to cover such areas