A perforated tarpaulin Tarpaulins also are used for ad printing, most notably for billboards. Perforated tarpaulins are generally used for medium to big promoting, or for cover on scaffoldings; the goal on the perforations (from 20% to 70%) is to scale back wind vulnerability. Thanked 29 Moments in 9 Posts https://izmir-tente30470.wikiap.com/1375457/5_tips_about_izmir_awning_you_can_use_today