1.Profile Thickness: 1.4mm; Two Track:80mm width; Three Track: 126mm width2.Door frame splice with 90 , door sash splice with 45° and connected by the angle connector3. Designed with covered4.Glass: 5mm+12A+5mm tempered glass with thermal break and sound insulation5.With the gauze sash6.Can match different handles7.Able to install anti-swing device for sliding stable and it equip with the stainless steel bottomtrack and high-quality sliding wheel.8. Suitable for Balcony, Study, Garden, etc.9.2.0m x2.2m three track with gauze: 10.1kg/m2