A perforated tarpaulin Tarpaulins may also be useful for ad printing, most notably for billboards. Perforated tarpaulins are typically employed for medium to significant advertising, or for defense on scaffoldings; the goal of the perforations (from 20% to 70%) is to lessen wind vulnerability. Thanked 0 Periods in 0 Posts https://jeffreyfhfau.blazingblog.com/34148624/pergola-no-further-a-mystery