A perforated tarpaulin Tarpaulins also are utilized for advertisement printing, most notably for billboards. Perforated tarpaulins are usually useful for medium to huge advertising, or for defense on scaffoldings; the intention of the perforations (from 20% to 70%) is to lessen wind vulnerability. Thanked 0 Periods in 0 Posts Pergola https://izmir-awning14567.wikicorrespondence.com/4669839/the_izmir_pergola_diaries