A Perforated tarpaulin Tarpaulins will also be used for advertisement printing, most notably for billboards. Perforated tarpaulins are usually used for medium to massive promotion, or for cover on scaffoldings; the aim with the perforations (from 20% to 70%) is to reduce wind vulnerability. Thanked 29 Moments in nine Posts https://izmir-pergola26642.mybuzzblog.com/13834615/5-easy-facts-about-izmir-awning-described