A perforated tarpaulin Tarpaulins also are useful for advertisement printing, most notably for billboards. Perforated tarpaulins are generally used for medium to huge marketing, or for cover on scaffoldings; the aim in the perforations (from 20% to 70%) is to lessen wind vulnerability. Thanked 0 Periods in 0 Posts Pergola https://izmir-tente73580.celticwiki.com/1374582/fascination_about_izmir_pergola