Clerestory

Definition

A clerestory is the portion of a building's volume that projects above the roof plane, containing windows that provide natural light to the interior space.

Purpose

The purpose of a clerestory is to introduce natural light into the building's interior, reducing the need for artificial lighting and creating a bright, open atmosphere. It also enhances architectural aesthetics.

Examples of Use

• Churches and cathedrals often feature clerestories to illuminate the nave with natural light.
• Modern homes may incorporate clerestories in living areas to create a sense of space and connection with the outdoors.
• In office buildings, clerestories are used to bring light into common areas and workspaces, improving the environment and energy efficiency.

Related Terms

• Skylight: A window installed in the roof or ceiling to admit natural light.
• Transom Window: A window above a door or other window, often used for additional light and ventilation.
• Atrium: A large open space within a building, often featuring a glass roof or clerestory windows.

Notes

Clerestories can significantly improve energy efficiency and indoor environmental quality by maximizing natural light and reducing reliance on artificial lighting.