Sheds 10×10 Shed Build Plan, Free DIY Instructions by David R February 6, 2025 by David R February 6, 2025 340 views 340FacebookTwitterPinterestEmail Step 10: Install the Purlins Purlins add structural support to the roof. They will help in keeping the roof material secure and also provide additional support against wind and snow loads. Steps: Attach horizontal 2x4s across the trusses. Secure with screws. Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 DIYEasy BuildsWood previous post 16 Bin Storage Rack next post Colonial House Plan Build – 4 bedroom 3.5 bath