1.0ut frame: 75mm width, thickness: 1.4mm;2.Design with three cavity energy-saving to meet the requirements of energy saving. The interiorprofile adopts 3D concave convex wood grain with strong solid wood texture; there is multiplecolor choice for outdoor.3."Equal Pressure Principle" : multiple-channel sealing is adopted for the overlap of frame and sash,which greatly improves the air-tightness and water-tightness of the window.4.Frame and sash are connected by 45,which makes the window firmer5.Glass slot is 53mm, could install 6+12A+6+ 12A+6 ( three glass double hollow glass)6.European standard slot, general hardware;7.Suitable for the North of China8.Standard 1.5mx1.5m window: 13.7kg/m.
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