A perforated tarpaulin Tarpaulins are utilized for ad printing, most notably for billboards. Perforated tarpaulins are generally employed for medium to big promotion, or for defense on scaffoldings; the purpose of the perforations (from 20% to 70%) is to scale back wind vulnerability. Thanked 0 Periods in 0 Posts Pergola https://donovanthsbl.wikijm.com/1368283/the_best_side_of_izmir_pergola