回复：有必要给老房子入水管装过滤器的吗？

来源: 于 2012-10-03 13:47:05 [旧帖] [给我悄悄话] 本文已被阅读：次

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.