Protect your expensive hardscapes. Patented DeepRootŪ Barriers prevent tree roots from cracking and uplifting sidewalks, curbs, paths and paving. 18" Universal Barrier- UB 18-2 For surround or linear style planting. DeepRootŪ Universal Barriers are scientifically designed to prevent tree roots from damaging surrounding hardscapes and landscapes. DeepRoot UB 18-2 is used for either surround or linear style planting of trees that will reach as much as 18" trunk caliper at maturity. Widely used in street tree applications the two foot long panels are 18 inches high and assemble in seconds with the included easy to install joiner strips. Manufactured using 50% post-consumer recycled plastic these barriers are made of durable and flexible polypropylene with added ultraviolet inhibitors. DeepRoot Universal Barriers have a newly redesigned double top edge that adds durability. improved appearance, safety and additional protection from root overgrowth. They are ideal for protection from invasive tree roots in sidewalk, driveway, patio, and many other applications. 18" x 2' sections - sold by the each. For more information and specification on this product, go to the at Deep Root website. Use the Back button on your browser to return to this page to make your purchase. Deep Root 18" Universal Tree Root Barriers UB 18-2$6.50 Need more information? Please feel free to contact us at 1-800-592-6940 - Ask for Extension 547 or Internet Sales.