A perforated tarpaulin Tarpaulins are also used for ad printing, most notably for billboards. Perforated tarpaulins are generally employed for medium to substantial advertising and marketing, or for cover on scaffoldings; the purpose in the perforations (from 20% to 70%) is to reduce wind vulnerability. Thanked 0 Times in 0 https://pergola32085.sasugawiki.com/6975465/fascination_about_izmir_pergola