Radon is a radioactive gas that comes from underground. In America the highest concentrations are in the Northeast and Midwest. Potentially anywhere can radon coming from layers of bedrock. Much like carbon monoxide it is known as a silent killer. It is an odorless gas that can seep into your home through the foundation and basement walls. Here is all you need to know to protect your home against radon.
Radon outside is harmless however it accumulates to dangerous levels inside homes. Radon is the second leading cause of lung cancer among nonsmokers. Despite the potential damage most homeowners don’t take action to protect their families against radon.Radon testing can be done at home with a radon testing kit.Radon kits include a collector. A kit should be placed in the lowest occupied room of the house for 2–7 days. They can then send the collected sample to a laboratory for evaluation. Radon mitigation involves capturing gas in the soil or rock surrounding the foundation and piping it up to a rooftop vent, then sealing foundation cracks to prevent further leakage. A radon mitigation system can cost anywhere from $1000 to $3000. There are 5 ways of reducing radon in your home. Improve ventilation, Seal floors and walls, Install a radon sump and a positive pressurization system.Radon usually doesn’t affect the efficiency of your home’s systems and appliance. However radon can negatively impact your home.
US Environmental Protection Agency http://www.epa.gov/iaq/radon/index.html