These construction elements serve as protective and aesthetic finishing pieces for various wall structures. Typically crafted from materials like concrete, stone, or metal, they are designed to cover the exposed top edge of a wall, preventing water penetration and adding a refined appearance. For example, a homeowner might install them on a garden wall to safeguard it from rain and enhance its visual appeal.
The utilization of these protective features offers numerous advantages. Their primary function is to shield the underlying wall from the damaging effects of weather, thereby extending its lifespan and minimizing maintenance costs. Historically, they have been employed in construction to provide both structural integrity and architectural detail. Their availability in a variety of styles and materials allows for customization to complement diverse architectural designs.