3、阳台铝合金窗的立框和横框一定要牢固地固定在阳台护栏和阳台顶部，一般用射钉或拉铆钉固定在混凝土内，固定时应用涂漆的角钢加固。不能固定在砖墙上，也不能用木楔上下顶紧立框代替射钉枪固定。上下滑道和顶部护栏的间隙，应全部用水泥砂浆填满，以防雨水灌入室内。

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