A perforated tarpaulin Tarpaulins are also employed for ad printing, most notably for billboards. Perforated tarpaulins are usually used for medium to significant marketing, or for cover on scaffoldings; the aim of the perforations (from 20% to 70%) is to scale back wind vulnerability. Thanked 29 Periods in nine Posts https://riverbgiih.wikifrontier.com/8031370/the_basic_principles_of_izmir_tente