A perforated tarpaulin Tarpaulins are useful for ad printing, most notably for billboards. Perforated tarpaulins are usually employed for medium to huge advertising, or for cover on scaffoldings; the intention with the perforations (from 20% to 70%) is to lower wind vulnerability. Thanked 0 Moments in 0 Posts Pergola Set https://devinnvdhn.wikimeglio.com/9727529/pergola_no_further_a_mystery