R ryangrigg96 Guest Jun 28, 2009 #1 I am looking at buying a house and it has a radon level of 3.9, is this a big concern or not? I know the EPA says a level of 4 should be mitigated. Any info is helpful
I am looking at buying a house and it has a radon level of 3.9, is this a big concern or not? I know the EPA says a level of 4 should be mitigated. Any info is helpful