Ask This Old House - Season 20 Episode 13 Rot Repair, Heat Pumps
Mark shares the story of how he became a mason; Tom explains why wood rots on houses, how to prevent it, and how to repair it if it occurs; Ross explores heat pump technology.
- Genre: Documentary
- Studio: PBS
- Keyword: home renovation
- Cast: Richard Trethewey, Norm Abram, Roger Cook, Kevin O'Connor, Tom Silva, Steve Thomas Rooney