soft fiberboard; fibreboard; wallboard
A building-material term for fiberboard or wallboard, especially board used in ceilings, walls, or interior finishing.
from English tex(ture)
Fiberboard is used in the ceiling of the old classroom.
Part of the wallboard had been damaged by moisture.
Often appears as part of product or brand names to suggest a textile, fabric, or material; it is less commonly used as an ordinary standalone word for cloth.
The “tex” in product names often suggests fabric or material.
They lined the ceiling with fiberboard to improve soundproofing.