- Richard Trethewey (Himself)
- Norm Abram (Himself)
- Roger Cook (Himself)
- Kevin O'Connor (Host)
- Tom Silva (Himself)
- Steve Thomas Rooney (Himself)
Ask This Old House — S20E9
Episode: Drill Drivers, Patios Expansion
Air Date: 2021-11-25
Runtime: 30 min
Overview
In Tool Lab, tool expert Chris Ermides demonstrates how tables saw blades work; Heath explains why and how to use a voltage tester; Mark helps a homeowner extend her existing patio.