Ask This Old House
Preventing Ice Dams; Applying Closed-Cell Spray FoSeries Website »
Episode Guide »
General contractor Tom Silva explains to a homeowner how ice dams form and how to prevent them. He then works with an insulation contractor to apply closed-cell spray foam insulation in an attic. Then Tom, along with host Kevin O'Connor, landscape contractor Roger Cook, and plumbing and heating expert Richard Trethewey, asks, "What Is It?" Afterward, Richard shares a tip about connecting gutter downspouts. And Roger heads to Philadelphia to plant two trees on a busy city street.
Ask TOH | Kitchen MakeoverAsk TOH | Task Lights, ConcreteAsk TOH | Accessibility ProjectsAsk TOH | Table, Stumps, SolarAsk TOH | Special 300th EpisodeAsk TOH | Stem Valve, DutchmanAsk TOH | Privacy Screen, DuctworkAsk TOH | Seeds, Spigot, IslandAsk TOH | Squealing Shower, SecurityAsk TOH |Greenhouse, Pendant LightAsk TOH | Fire Ladder, Clawfoot TubAsk TOH | Mattress, Light SwitchAsk TOH | Post Rot, DehumidifierAsk TOH | Zoning, Desert GardenAsk TOH | Humidifier, Smoke & COAsk TOH | Crown Molding, PostAsk TOH | Irrigation, Heat PumpAsk TOH | Severe Weather PrepAsk TOH | Tree, Basement DrainAsk TOH | Leaky Skylight, Noisy ToiletAsk TOH | Front Door, Container Garden
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