Radon is an odorless gas that causes more than 20,000 cancer-related deaths every year. Iowa and North Dakota have the highest risk-level for radon, and now a central Iowa real estate company has ...

Seashell driveway installation. What Is It? Installing a radon mitigation system. Lee Gilliam upgrades a coastal house's gravel driveway to a seashell driveway. The gang plays "What Is It?" with a ...

Radon mitigation system installers take drain lines, such as TPR valves and condensate lines into consideration when they seal a sump pit. They usually use plexiglass to seal the sump at the floor ...

DENVER (CBS4) - After CBS4 Investigates found high radon levels in some Denver public housing units, the Denver Housing Authority is installing radon mitigation systems at the Columbine Homes public ...