The Nordic J68 comes with 2-6/8 in. interlocking kiln dried wall logs and a sturdy roof system with 3/4 in. tongue and groove deck boards. The Nordic J68 is the perfect building for the D.I.Y. individual an easy weekend project to add more usable space to any home. Roof covering material and flooring not included. Ready to mount on your provided foundation. Mounts to any foundation slab wood block or even portable skid style foundation. This building is shipped direct to you via curbside delivery.