A perforated tarpaulin Tarpaulins are also useful for ad printing, most notably for billboards. Perforated tarpaulins are usually used for medium to huge marketing, or for cover on scaffoldings; the intention in the perforations (from 20% to 70%) is to lessen wind vulnerability. Thanked 0 Moments in 0 Posts Pergola https://pergola07146.bloggazzo.com/33172106/5-tips-about-tarpaulin-you-can-use-today