回复：有必要给老房子入水管装过滤器的吗？

来源: cecilia 于 2012-10-03 13:47:05 [] [旧帖] [给我悄悄话] 阅读数 : (277 bytes)

water filter + water softner.  

water softner about $400.

Water filter about $40.

copper plumbing material about $200

You can DIY.  It is not difficult.

If you have somebody do it for you.  It will cost $1500~$2000.

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