A perforated tarpaulin Tarpaulins can also be employed for ad printing, most notably for billboards. Perforated tarpaulins are generally employed for medium to large advertising and marketing, or for defense on scaffoldings; the intention on the perforations (from 20% to 70%) is to lower wind vulnerability. Thanked 0 Periods in https://izmirpergola64825.theblogfairy.com/33289496/not-known-facts-about-izmir-pergola