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

Seasons:

25

Episodes:

646

Cast:

Kevin O'Connor, Tom Silva, Richard Trethewey

Quality:

HD

Duration:

30 min

First Air:

2002

Rating:

4.9