The EFCO 5XPT sliding glass door continues the tradition of the 5XP product by meeting the most stringent weather-related requirements with the added benefit of thermal performance.Designed for high-rise condominiums and hotels, the 5XPT incorporates the E-Strut® thermal barrier - enhancing energy savings and condensation resistance.  It also accommodates glazing up to 1 5/16" allowing a wider range of glazing options and performance.Even with the very low sill profile, the 5XPT is designed with the latest standards in mind.  Intended for use in impact-rated and extreme weather environments, it provides design flexibility to meet your performance needs.  It also has mating fixed frames to round out practically any design configuration.