Unverified90% confidenceCautionTime unknown
免打孔扶手不适合马赛克小砖、文化石、乳胶漆墙面及壁纸——密封面被砖缝或粗糙面破坏，无法形成真空，此类墙面只能用打孔安装
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90%
Confidence
Long-term
Relevance
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Unverified凹凸不平的文化砖、马赛克墙面不适合粘胶挂架，粘胶接触面积不足会导致脱落，此类墙面必须打孔安装94% similarUnverified石膏板墙、瓷砖填缝处、空心砖墙不适合打孔安装挂壁鞋架，膨胀螺丝无法有效锚固，长期承重易脱落，此类墙面应选择免打孔或改用落地款91% similarUnverified免打孔胶贴置物架不建议安装在墙面涂料、壁纸或凹凸磨砂瓷砖上，这类表面胶层无法形成真空吸附，脱落风险极高——磨砂/文化砖墙面必须打孔安装91% similarUnverified瓷砖墙缝正对安装位时不建议打孔壁挂，孔位落在砖缝易崩瓷且膨胀螺栓吃力不足，应错开至砖面中心或改用免打孔91% similarUnverified免打孔胶粘款不建议贴在有防水涂层的乳胶漆墙、马赛克拼砖或凹凸文化砖上，附着力不足易脱落砸物；这类墙面只能打孔或选落地款91% similar
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