Unverified85% confidenceDecision RuleTime unknown
防水层看结构：TPU复合层防水且透气，PVC/PU涂层防水但不透气易闷汗；漏尿老年宠物或幼宠优先选带TPU防水膜的三层结构垫
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified表层材质防水与透气存在矛盾：全TPU/PVC覆膜防水彻底但夏天闷热，宠物长时间趴卧易出汗；网眼牛津布透气但需搭配底层防水膜才防漏86% similarUnverified防水层看材质：TPU防水膜比PU膜更耐洗、透气性更好且不易起皱；廉价款常用PE膜，多次洗后易开裂失效。选购时查看是否标注TPU三层复合结构86% similarUnverified有防水需求（儿童/老人/宠物）优先选TPU防水膜层而非PU涂层，TPU透气性更好且无异味，PU层用久后易出现塑料膜感闷热84% similarUnverified材质防水看涂层：TPU涂层防水性最强适合装可能受潮衣物，尼龙+PU涂层性价比高但透气差，聚酯网面透气好但不防水；分区收纳建议干湿分区各选不同材质83% similarUnverified防水床垫罩存在防水与透气的本质矛盾：全包PVC膜防水100%但完全不透气易闷热霉变，TPU微孔膜可透气但防水仅达生活防泼溅级；宠物长期趴卧优先选TPU保透气83% similar
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