Does opening windows help with radon? Radon is present everywhere in the United States. Levels of the gas differ from state to state, but it is particularly high in North Dakota and Iowa. The U.S. Environmental Protection Agency's Map of R…

Soil air attracted from below a cellar floor is commonly high in dampness vapor. If your radon reduction system is not installed effectively, this moisture vapor will certainly pool as well as condense inside the ventilation pipe. Dampness…