YKK AP America Inc. has introduced its YWW 60 XT window wall, which is designed to meet stringent thermal-performance requirements and is suitable for mid- to high-rise building applications,particularly in cold-weather climates. The product has the ability to handle higher structural loads and up to 12-foot mullion spans. To accommodate a wide range of architectural designs and applications, YWW 60 XT offers multiple options, including pre-glazed or field-glazed; inside or outside glazed; captured, two-, three- or four-sided structural silicone glazing configurations; dual-finish capability; a large glazing pocket that accommodates 1-inch insulating glass or 1 5/16-inch insulating laminated glass for projects with stringent acoustical performance; and more. YWW 60 XT features a U-factor of 0.36 BTU/HR/SF with a COG of 0.29 with standard 1-inch glass. Thermal performance is enhanced by 40-millimeter polyamide isostruts, along with YKK AP’s patented ThermaBond Plus technology and a patented process to prevent dry shrinkage.