DuPont European Centre for Research and Development for agricultural products

DuPont is a science-based company. Capitalizing on its expertise and its unique technology, all DuPont ™ Plantex® landscaping products, including Plantex® RootProtector, are subject to rigorous tests conducted in DuPont laboratories and greenhouses according to European standards and even beyond.

Results of long-term greenhouse tests carried out by DuPont R&D department on plants with fast-growing roots  

• No perforations of the membrane after the extensive tests carried out in accordance with CEN/TS14416: usually used to determine resistance to root penetration.
• No root perforation on DuPont™ Plantex® RootProtector after greenhouse tests during one year against fast-growing roots.