A perforated tarpaulin Tarpaulins are also useful for advertisement printing, most notably for billboards. Perforated tarpaulins are usually useful for medium to substantial advertising and marketing, or for protection on scaffoldings; the aim in the perforations (from 20% to 70%) is to lessen wind vulnerability. Thanked 29 Moments in 9 https://tarpaulin04791.wikilowdown.com/6758937/pergola_no_further_a_mystery