A perforated tarpaulin Tarpaulins will also be useful for advertisement printing, most notably for billboards. Perforated tarpaulins are generally employed for medium to massive promotion, or for cover on scaffoldings; the purpose from the perforations (from 20% to 70%) is to lessen wind vulnerability. Thanked 29 Occasions in nine Posts https://andrejhbic.wikicarrier.com/520083/fascination_about_pergola