WestPine MDF WestPine, a division of West Fraser Mills, offers MDF made from select western white softwoods and features consistently smooth surfaces and edges. The thin board is ideal for drawer bottoms, furniture parts, ceiling fan blades, laminated flooring, picture backs, stereo speakers, interior office partitions, circuit boards, clipboards and more. Finished sizes are available from 3 ft. to 6 ft. wide, 6 ft. to 17 ft. long and 1/8 in. to 3/4 in. thick. Custom sizes are also available upon request.