aluminium lift and sliding door 1.Profile:any color,with thermal break,wall thickness 2.0mm 2.Glass:5mm+12a+6mm/5mm+27a+5mm 3.Hardware:Made in Germany,handle lock 4.Character:with thermal break-energy saving;Glass slot reach 37mm-can install remote control shutter between glass.German system-support large sqm door each sash can be 1500mm wide.Fit grand villa and hotel ,looks generous. JN148 up-sliding door with auto-shutter, elegant fashion, suitable for hotel, office and villa. 1) surface treatment & color: Powder coating, anodizing, PVDF coating, Electrophoresis, mill finished, wooden coating, etc, and all colors depend on Buyer's requirement. 2) Glass: Double Glass (different glass options are available, including tempered, tinted, low-E and so on.). The auto-shutter is fit in the middle of glass. Glass thickness: 5mm+27a+5mm. 3) Available in any sizes as per your needs 4) Elegant, economical and popular use 5) Good air tightness and water / wind resistance