请大侠帮忙看看这是什么管

店铺天花板下悬挂有这样两根管，穿过整个铺面，PVC材质的，直径110mm。物业又没办法提供地下管网的图，说前任物业没移交。大家帮忙看看这两根管是雨水管，消防管还是排污管？平常我们住在店铺阁楼里，是听不到有水流声的。我们想知道1.这是什么用途的管 2.能不能改成立管？这样不会占阁楼空间 3 改立管要找哪个工种的师傅？先行谢过谢谢各位只因那管横着心觉是隐患

cof1614934257568

2021年03月06日 10:39:10

2楼

自顶下

cof1614934257568

2021年03月09日 09:46:05

3楼

再顶顶大侠在吗

gj1127

2021年04月09日 09:12:16

6楼

上下都通哪去了？材料混用，只拍几张照片，大虾们也没有Ｘ光眼啊。建议你在当地找个内行人看一下。

cof1622773882118

2021年06月04日 10:43:05

7楼

非常不错的资料，收下了

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