Masonite

Masonite board
Back side of a masonite board
Isorel, с. 1920
Quartrboard,[1] Masonite Corporation, c. 1930

Masonite (also called Quartboard[2] and pressboard) is a type of hardboard (a kind of engineered wood) made of steam-cooked and pressure-molded wood fibers in a process patented by William H. Mason.[3]

  1. ^ Quartrboard. First Use Anywhere Date: 1927-05-13
  2. ^ Masonite: insulation, presdwood, quartboard, lath, tempered presdwood, tempritile, cushioned flooring. (1935)
  3. ^ "The History of Masonite". Archived from the original on October 20, 2011. Retrieved September 2, 2011.