Go to Homedepot buy a Radon test bar $10. Do it yourself

来源: webuser1 于 2017-12-20 06:05:33 [] [旧帖] [给我悄悄话] 阅读数 : (89 bytes)
回答: 急问- 关于home inspection 由 每天一懒 于 2017-12-19 18:18:51

It's easy.  How old the house?  If over 20 years, no radon risk.

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