A perforated tarpaulin Tarpaulins are also employed for ad printing, most notably for billboards. Perforated tarpaulins are usually utilized for medium to large promotion, or for cover on scaffoldings; the goal of the perforations (from 20% to 70%) is to lower wind vulnerability. Thanked 0 Times in 0 Posts Pergola https://remingtonecxsk.wikicorrespondence.com/4639002/izmir_pergola_an_overview