Floor is made with 2x6s pressure treated floor gussets. Flooring is 1” hard pine broads. Walls are studded with 2x4s. Gussets are added to the four corners. Rafter material is 2x3s. The roof is built using roofing board, followed by a layer of tar paper, a drip edge secured to the bottom edge of roof, than top quality singles. We attach all materials with galvanized nails and screws.