wall material; wall-finishing material
General term for materials used to construct or finish walls, such as wallpaper, paint, or panels.
It took time to choose new wall material.
wallplate (mining)
Technical term used in mining for a plate or lining on a mine wall.
The wallplates in the mine tunnel are deteriorating.
Compound of 壁 (かべ, 'wall') and 材 (ざい, 'material').