The IMPACT retractable covering system is a patented Corradi product that meets the need to protect structures such as existing pergolas, patios or kiosks. The advantages of this retractable ceiling consist of the multilayer, durable and waterproof material that slides on special guiding systems. IMPACT can be installed on structures such as wood, aluminum, concrete, steel or other materials, being the best solution for covering terraces with pre-existing structures: while providing effective terrace protection and pleasing outdoor customer experience.