XI: X-TRA Strength. X-tra Insulation. General Specifications Superior Walls products are insulated precast concrete wall systems that are custom manufactured to each building's specification. The Xi product forms a concrete cavity wall panel with concrete studs at 24 inches on center attached at the top and bottom with bond beams and the entire assembly is faced with an integral concrete face shell. The wall is reinforced with rebar and polypropylene fibers providing additional structural strength. In addition, the concrete studs are cast with holes for wiring and factory galvanized steel on each stud for interior finishing. Superior Walls panels are available in a variety of standard heights and custom lengths to suit your project. The maximum axial load (uniform house weight) for this product is 5500 pounds per linear foot. Special point loads up to 50,000 pounds can be accommodated.

Warranty Superior Walls Xi product is warranted for 15 years against defects in workmanship and side wall water penetration. Quality Assurance Each manufacturing plant is regularly inspected by an independent third-party inspection agency to ensure compliance with the Quality Assurance program. In addition, manufacturing and installation personnel are certified by Superior Walls of America, Ltd. Dampproofing The concrete used in Superior Walls wall systems provides protection against freeze/thaw cycles and water vapor transmission. The urethane sealant used between panels provides superior protection against water penetration. Therefore, no additional dampproofing materials are required. Vapor Barrier The closed cell polystyrene material in the Dow STYROFOAM Insulation provides a vapor barrier for Superior Walls panels. Fire Resistance Dow STYROFOAM Insulation exhibits the following surface burning characteristics: flame spread 5 and smoke developed 165. Superior Walls products qualify as a two-hour fire separation wall when two layers of 5/8" Type 'X' drywall are applied to the studs.