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Property Types & Construction

Cornice

Definition and meaning of Cornice in real estate.

A cornice is a horizontal decorative molding that projects from the top of a building, exterior wall, or interior ceiling.

In more detail

In exterior architecture, a cornice serves both aesthetic and practical purposes by capping the wall and helping direct rainwater away from the structure. Historically made of stone or wood, modern cornices are often fabricated from lightweight materials like polyurethane or fiberglass. For home inspectors and buyers, inspecting the exterior cornice is important because damaged or rotting moldings can allow water to penetrate the roofline.

Inside a home, interior cornices, also called crown molding, are used to hide the joint between walls and ceilings, adding a finished look to rooms.

Key facts

CategoryProperty Types & Construction
Primary purposeWater diversion and aesthetic decoration
LocationTop of exterior walls or interior ceiling joints
Common materialsWood, plaster, polyurethane, stone
Example

A home buyer notices peeling paint on the decorative wooden trim under the roof overhang of a Victorian house, which the inspector identifies as a rotting exterior cornice requiring repair.

Frequently asked questions

What is the difference between a cornice and crown molding?

Crown molding is a type of interior cornice used at the junction of walls and ceilings, whereas the term cornice can refer to both this interior trim and the projecting decorative structure on a building's exterior roofline.

Why is a damaged exterior cornice a serious issue?

A damaged exterior cornice can allow rainwater to seep behind the building facade, which can lead to wood rot, mold growth, and compromised structural integrity in the walls and roof.

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