... UV resistant 3, High quality hardware: Multi-point lock and handle 4, Eco-friendly Opening typeSliding/Casement ... double glass, double glass with grille, even tripled glass. 4mm,5mm,6mm,8mm; Space:6mm,9mm,12mm. Clear glass, Temperted glass, Floated glass, Reflective glass, Low-E glass, Pattern glass ... Chinese brand hardware, such as Guoqiang (Multi-point lock and handle). As per customer's request, ROTO ...