By the way, professionals recommend using self -tapping screws, not nails. The fact is that they are more evenly screwed, while “sinking” a little in the panel, and they are easy to thwate. However, in some cases, the use of nails and self -tapping screws is possible. Nails are used to first fix the sheet and hold it in place, and the final fixation occurs using a series of self -tapping screws.