DURA² is based on the already tried, tested and trusted Tanalith® E high-pressure wood preservative, but due to an enhanced patented treatment process, which includes multiple impregnations and multiple controlled dryings, DURA² can offer maximum protection from wood decay and insect attack offering customers the assurance of a post that will stand for 20 years. Without the mess of creosote the options for locating installations are endless
