It's time to insulate the house, remove the old furnace, and replace it with a new-energy-efficient heating system.
| Title | The Dorchester House - Insulation and Plumbing |
|---|---|
| Genres | Documentary |
| Release Date | 1979-02-28 |
| Episode Runtime | 00 Hours 30 Minutes |
| Season Number | 1 |
| Episode Number | 4 |
| Production Companies | This Old House Productions |
