No Grade grade Standard Hardboard - this product is 1/4 in thick, 4 ft wide by 8 ft long and is made from Masonite.
- Masonite is a type of hardboard, a kind of engineered wood, which is made of steam-cooked and pressure-molded wood fibers
- There is no Grade for this product
- A type of fiberboard panel engineered from cellulose fibers pressed together under extrem pressure and heat; sometimes known as "Masonite"
- There are no surface characteristics for this product