A perforated tarpaulin Tarpaulins can also be employed for advertisement printing, most notably for billboards. Perforated tarpaulins are usually used for medium to significant advertising, or for cover on scaffoldings; the goal from the perforations (from 20% to 70%) is to lessen wind vulnerability. Thanked 29 Periods in nine Posts https://pergola66420.wikimeglio.com/9730216/the_basic_principles_of_izmir_tente