Unverified70% confidenceCautionTime unknown
松木砂（崩解型双层砂盆）无需常规砂铲，只需清理上层未崩解颗粒，若已用松木砂系统不建议额外购买细孔结团砂铲
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70%
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Long-term
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Unverified松木砂遇尿分解成木屑而非结团，需搭配双层漏砂盆使用，成本低但需接受底层碎屑清理方式82% similarUnverified使用豆腐砂/木屑砂等遇水膨胀溶解的猫砂，不建议用蜂窝孔垫，砂粒吸潮后会糊在孔洞内极难清理并发霉78% similarUnverified太空沙不溶于水、清洁靠自身黏性互相吸附掉落颗粒；普通决明子/彩沙洒地后难以吸附需吸尘器；有地毯的家庭优先选带围栏收纳盒的太空沙而非松散颗粒沙72% similarUnverified户外长期使用后，钩面易积累灰尘、毛絮和泥沙，导致粘合力下降，需定期清洁才能维持性能，不适合极度多尘或泥泞环境的免维护需求。72% similarUnverified松木砂（崩解型）遇尿变成粉末沉底，需用密齿细缝铲筛出粉末保留完整颗粒，与膨润土的结团铲逻辑相反，用大缝铲会把粉末漏光只剩污染颗粒72% similar
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