A perforated tarpaulin Tarpaulins also are used for ad printing, most notably for billboards. Perforated tarpaulins are typically useful for medium to substantial advertising, or for protection on scaffoldings; the intention on the perforations (from 20% to 70%) is to lower wind vulnerability. Thanked 0 Occasions in 0 Posts Pergola https://raymondimnoo.thechapblog.com/33283393/fascination-about-pergola