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When and Why You Need a Radon Retest in St. Louis
If you own a home or are buying one in St. Louis, you have probably heard about radon. It is a natural radioactive gas that comes from the soil and can build up inside a house. The real question is not whether you should test for it, but how often you need to retest. A single test result from years ago does not tell you much about today's risk. That is where a radon retest becomes important. Radon levels change with seasons, weather, and even renovations. The stack effect,
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Read When and Why You Need a Radon Retest in St. Louis