"door panel"的定义和意义

What is a "door panel"?

A door panel is the flat or raised surface that fills the space within a door frame. It can be constructed from various materials, including wood, glass, or metal, based on the door's design and intended use. Door panels come in different styles, such as smooth, textured, or patterned, and they play a significant role in the overall appearance of the door. In addition to enhancing the visual appeal, door panels can also contribute to insulation, soundproofing, and privacy, depending on their construction and material.