PROTEK® DOUBLE SKY ALZANTE Subframe with double doors for lift and slide windows

SKY ALZANTE DOUBLE is the pocket frame that can accommodate two concealed lift-and-slide windows.‎ The high structural strength is combined with a higher thermal insulation capacity with heat-insulating panels mounted on both sides of the pocket frame (XPS density 35, thickness 20 mm), and greater durability, thanks also to the stainless steel base.‎ The pocket frame is already prepared for the insertion of the bottom track.‎ This pocket frame represents excellence in terms of robustness and quality of materials which, combined with the technological know-how, have allowed to create a product with numerous innovative solutions.‎ These guarantee a perfect sliding of the panel, but, above all, they allow an extremely simplified and rapid installation that avoids errors during the installation phase, guaranteeing a considerable saving of time for the installer.‎ SKY ALZANTE DOUBLE allows the installation of a concealed lift and slide window.‎ The light passage available is up to 3000 mm in width and 2700 mm in height.‎  This model is not suitable for the installation of lift and slide windows or mosquito nets.‎