Unverified85% confidenceCautionTime unknown

空心砖墙或轻质隔墙安装螺丝固定扶手时，普通膨胀螺丝抓力不足，需使用中空墙专用锚栓或穿墙对拉螺栓，否则承重下极易连墙皮脱落

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85%

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Long-term

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卫浴扶手category

Related Claims

Unverified石膏板/空心墙不建议直接安装壁挂或吊顶支架，普通膨胀螺丝无法承重会脱落，必须使用穿透到实心结构层的加长螺栓或飞机膨胀螺丝92% similar Unverified石膏板墙（多见于隔断墙、二次装修墙）不建议放重物搁板，普通膨胀螺丝在石膏板中几乎无握力，必须用中空锚栓且单点承重仍有限92% similar

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