sheetpanel
nounUK /ˈʃiːtˌpænəl/
US /ˈʃiːtˌpænəl/
A sheetpanel is a flat piece of material used to build or cover something.
The worker attached a metal sheetpanel to the side of the shed.
OTHER MEANINGS
2. A thin flat section of a larger surface, such as a door or wall.
One sheetpanel of the door was scratched.
3. A printed or digital page layout divided into sections.
The designer arranged the text into a two-column sheetpanel.
4. A single flat piece of fabric sewn into a garment.
She replaced the torn sheetpanel on the tent.