TV This Old House - Season 20 Episode 9 : The Watertown House - 9 This Old House - Season 20 Episode 9 : The Watertown House - 9 5.557/10 by 35 users Entomologist and pest control contractor Steve Marken takes us on a termite-damage tour of the house, pointed out the conditions that led to the original infestation. Out back, Roger Cook shows us the drywell and drainage pipe system he's installed to handle the water problem. The This Old House team work with excavator Jim McLaughin as they try to pull out the old galvanized water service, with a new copper pipe attached to the end, to replace the old pipe without having to dig up the front lawn. Homeowners Sue Denny and Christian Nolen experiment with exterior paint colors on the side of the building - our host advises them to consult with historic paint expert Andrea Gilmore. Inside, homeowner Christian learns the effect, or lack thereof, of the skylight he's considering installing over the central stairway. Details Casts Posters Images Title This Old House - Season 20 Episode 9 : The Watertown House - 9 Alternative Titles 这个老房子, This Old House Hour Subtitle Available ETC. First Air Date 1979-01-01 Last Air Date 2025-05-29 Number of Episodes 1188 Number of Seasons 46 Genres Documentary, Reality, Networks PBS, Casts Plot Keywords , Episodes List This Old House Season 20 :Episode 1 The Watertown House - 1 1998-09-26 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 2 The Watertown House - 2 1998-10-03 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 3 The Watertown House - 3 1998-10-10 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 4 The Watertown House - 4 1998-10-17 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 5 The Watertown House - 5 1998-10-24 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 6 The Watertown House - 6 1998-10-31 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 7 The Watertown House - 7 1998-11-07 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 8 The Watertown House - 8 1998-11-14 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 9 The Watertown House - 9 1998-11-21 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 10 The Watertown House - 10 1998-11-28 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 11 The Watertown House - 11 1998-12-05 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 12 The Watertown House - 12 1998-12-12 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 13 The Watertown House - 13 1998-12-19 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 14 The Watertown House - 14 1998-12-26 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 15 The Watertown House - 15 1999-01-02 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 16 The Watertown House - 16 1999-01-09 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 17 The Watertown House - 17 1999-01-16 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 18 The Watertown House - 18 1999-01-23 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 19 The Watertown House - 19 1999-01-30 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 20 The Key West House - 1 1999-02-06 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 21 The Key West House - 2 1999-02-13 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 22 The Key West House - 3 1999-02-20 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 23 The Key West House - 4 1999-02-27 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 24 The Key West House - 5 1999-03-06 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 25 The Key West House - 6 1999-03-13 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 20 :Episode 26 The Key West House - 7 1999-03-20 TV's original home-improvement show, following one whole-house renovation over several episodes.