TV This Old House - Season 46 Episode 21 : Westford: Septic, Stairs and Subs This Old House - Season 46 Episode 21 : Westford: Septic, Stairs and Subs 5.716/10 by 37 users The installation of the new septic system; repairing the portion of the staircase that was burned in the fire; rough plumbing. Details Casts Posters Images Title This Old House - Season 46 Episode 21 : Westford: Septic, Stairs and Subs Alternative Titles 这个老房子, This Old House Hour First Air Date 1979-01-01 Last Air Date 2026-02-19 Number of Episodes 1208 Number of Seasons 47 Genres Documentary, Reality, Networks PBS, Casts Plot Keywords , Episodes List This Old House Season 46 :Episode 1 Nashville: Welcome to Music City, USA Nashville: Welcome to Music City, USA 2024-09-26 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 2 Nashville: Moving Day Nashville: Moving Day 2024-10-03 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 3 Nashville: Grounded Nashville: Grounded 2024-10-10 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 4 Nashville: A Grand Time at the Opry Nashville: A Grand Time at the Opry 2024-10-17 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 5 Nashville: Sustainable Siding Nashville: Sustainable Siding 2024-10-24 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 6 Nashville: Vince Gill's Nashville Nashville: Vince Gill's Nashville 2024-10-31 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 7 Nashville: Shelter From the Storm Nashville: Shelter From the Storm 2024-11-07 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 8 Nashville: Southern Hospitality Nashville: Southern Hospitality 2024-11-14 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 9 Ridgewood: Ridgewood Revival Ridgewood: Ridgewood Revival 2025-01-02 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 10 Ridgewood: Swiss Mix Ridgewood: Swiss Mix 2025-01-09 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 11 Ridgewood: Colonial Revival Revived Ridgewood: Colonial Revival Revived 2025-01-16 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 12 Ridgewood: Walled in Science Ridgewood: Walled in Science 2025-01-23 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 13 Ridgewood: All Quiet on the Kitchen Front Ridgewood: All Quiet on the Kitchen Front 2025-01-30 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 14 Ridgewood: Flooring Features and a Rocking Fountain Ridgewood: Flooring Features and a Rocking Fountain 2025-02-06 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 15 Ridgewood: Sugar Maple Revival Ridgewood: Sugar Maple Revival 2025-02-13 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 16 Ridgewood: Colonial Revival With Modern Flair Ridgewood: Colonial Revival With Modern Flair 2025-02-20 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 17 Westford: Welcome to Westford Westford: Welcome to Westford 2025-03-27 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 18 Westford: Updates Under a New Roof Westford: Updates Under a New Roof 2025-04-03 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 19 Westford: Heavy Metal Westford: Heavy Metal 2025-04-10 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 20 Westford: Abating the Old, Seeding the New Westford: Abating the Old, Seeding the New 2025-04-17 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 21 Westford: Septic, Stairs and Subs Westford: Septic, Stairs and Subs 2025-04-24 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 22 Westford: Side Hustle Westford: Side Hustle 2025-05-01 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 23 Westford: Gutted & Rewired Westford: Gutted & Rewired 2025-05-08 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 24 Westford: A Family Affair Westford: A Family Affair 2025-05-15 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 25 Westford: Mural, Mural on the Wall Westford: Mural, Mural on the Wall 2025-05-22 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 46 :Episode 26 Westford: A Historical Gem Once Again Westford: A Historical Gem Once Again 2025-05-29 TV's original home-improvement show, following one whole-house renovation over several episodes.