Synopsis

In a home energy audit, host Kevin O'Connor and energy efficiency specialist Bruce Torrey employ an infrared camera to pinpoint areas needing weather-stripping or insulation upgrades. With the camera, they identify thermal weaknesses. Subsequently, joined by plumbing and heating expert Richard Trethewey, landscaping contractor Roger Cook, and general contractor Tom Silva, Kevin poses the question, "What is it?" Following this, Richard demonstrates the proper technique for removing a corroded toi