3 votes

How to avoid radon gas in a single-family house?

What should be done when a single-family home is built to avoid radon gas?

3voto

Anon User Points 0
I was willing to answer but ,,, I have seen 2 things,, 1st go of anonymous, I do not respond to the anonymous in a question of this type, I only answer if it is personal or intimate ,,,, that justifies the anonymity ,, 2nd you have done 7 questions ,,,, and you have not rated any ,.

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