No Grade grade Tempered Hardboard - this product is 1/4 in thick, 4 ft wide by 8 ft long and is made from Species Varies.
- This product is produced in a range of species types
- There is no Grade for this product
- A type of fiberboard panel engineered from cellulose fibers pressed together under extreme pressure and heat; Tempered hardboard adds an additional step of coating the hardboard with a thin film of linseed oil and baking the board to provide more water an
- There are no surface characteristics for this product