A perforated tarpaulin Tarpaulins are used for ad printing, most notably for billboards. Perforated tarpaulins are usually employed for medium to huge advertising, or for protection on scaffoldings; the goal in the perforations (from 20% to 70%) is to lessen wind vulnerability. Thanked 0 Instances in 0 Posts Pergola Set https://pergola29528.nico-wiki.com/1359953/izmir_awning_secrets