K-I Lumber & Building Materials stocks a complete line of plywood and OSB sheathing to build your project. In addition our selection includes Birch, Maple and MDO for cabinets and sign making. Construction related sheathing is available in pine, fir and OSB panels. We recently added the Huber Wood new Zip System of roof and wall sheathing, one of the most innovative new products in the construction industry. When you use the new Zip System you have a complete structural wall system and a water-resistive barrier all-in-one.