A perforated tarpaulin Tarpaulins may also be employed for advertisement printing, most notably for billboards. Perforated tarpaulins are generally employed for medium to big marketing, or for defense on scaffoldings; the intention of the perforations (from 20% to 70%) is to reduce wind vulnerability. Thanked 29 Times in 9 Posts https://izmir-pergola54318.blogcudinti.com/34163623/5-easy-facts-about-izmir-awning-described