A Perforated tarpaulin Tarpaulins also are employed for advertisement printing, most notably for billboards. Perforated tarpaulins are generally used for medium to large promotion, or for defense on scaffoldings; the intention with the perforations (from 20% to 70%) is to lower wind vulnerability. Thanked 29 Periods in nine Posts Arc https://izmirtente82604.wikimeglio.com/9730289/pergola_options