A perforated tarpaulin Tarpaulins also are useful for advertisement printing, most notably for billboards. Perforated tarpaulins are typically used for medium to massive promotion, or for cover on scaffoldings; the purpose with the perforations (from 20% to 70%) is to lower wind vulnerability. Thanked 0 Periods in 0 Posts Pergola https://andybozkt.verybigblog.com/33322193/the-best-side-of-tarpaulin