Today many homes are built to prevent St. Louis Radon from coming in. Your state or local area may require these St. Louis Radon-resistant construction features. If you are buying or renting a new home, ask the owner or builder if it has St. Louis Radon-resistant features. The EPA recommends building new homes with St. Louis Radon-resistant features in high St. Louis Radon potential (Zone 1) areas
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