... & air tightness Aluminum sliding window1. Product Details Window styleEuropean style; American styleOpening stylefixed, Sliding, casement, ... ,etc.)Different countries have different demands for window; Special shaped windows also can produce. ... double, tripled glass; double glass with grilleLow-E glass, Tempered glass, floated glass, reflective glass, OBS glass, or other window glassThickness: 4mm, ...