Ask This Old House

Seashell Driveway, Radon System (24x2)

Air date: Oct 02, 2025

Lee Gilliam upgrades a coastal house's gravel driveway to a seashell driveway. The gang plays "What Is It?" with a broom-shaped tool with spinning spiral wires. After losing his dog to lung cancer, a homeowner finds high radon levels in his home, raising health concerns. Ross Trethewey teams up with a radon technician to install a mitigation system to reduce the levels.