A perforated tarpaulin Tarpaulins also are used for ad printing, most notably for billboards. Perforated tarpaulins are generally useful for medium to large advertising and marketing, or for protection on scaffoldings; the purpose in the perforations (from 20% to 70%) is to cut back wind vulnerability. Thanked 29 Times in https://tarpaulin45789.estate-blog.com/33277799/detailed-notes-on-izmir-pergola