Diy Sliding Door Rail . A few additional strips of 5″ for the top rails. First step is to get some sliding barn doors put together. Sliding Door Track System Bunnings Door hardware diy, Old barn doors from www.pinterest.com Finally, stain or paint as desired then apply your shoji paper to the glass panel and attach it to the rail and glass panel together like a normal sliding door. You’ll also need a nut driver bit to drill the hex screws into the barn door track. Diy sliding barn door step 1: