A Perforated tarpaulin Tarpaulins also are employed for ad printing, most notably for billboards. Perforated tarpaulins are generally useful for medium to substantial marketing, or for protection on scaffoldings; the goal with the perforations (from 20% to 70%) is to lower wind vulnerability. Thanked 0 Occasions in 0 Posts Pergola https://izmir-pergola75192.homewikia.com/11336253/pergola_options