tarpaulin frame Belgium

... existing structure, requiring a minimum of 40cm of headroom. Should there be absolutely no rain or wind passing through the tarp? Or would you prefer a fabric that breathes? We fully customize it in our factory, allowing for a combination of different types of windbreak mesh and tarpaulin. For example, it might be beneficial for the upper part of the gate to let in daylight while the lower part prevents dust, dirt, or wind from entering.