When your project demands the best, Trex® Pergola™ is the pergola kit that you want. Designed to meet the most demanding requirements of any residential or commercial environment, Trex Pergola is enduring and virtually upkeep-free. Trex Pergola provides architectural interest as well as the perfect amount of shade and privacy. Its structural aluminum core is wrapped in cellular pvc providing the ultimate in strength and beauty with minimal maintenance. Installation is easy with our step-by-step illustrated instructions.