Ask This Old House · SEASON 7
Water Saving Toilet; In-Ground Sprinkler System
Episode 21 · 2009-02-19

- Documentary
Episode overview
Plumbing and heating expert Richard Trethewey helps a homeowner install a new "dual flush" water-saving toilet. Then Richard, along with host Kevin O'Connor, landscaping contractor Roger Cook and general contractor Tom Silva ask, "What is it?" Next, Roger and Kevin head outside to install an in-ground sprinkler system that any homeowner can install.
30 minutes
Season 7 episodes
1. Collapsing Garage Roof; Installing a Dry Well2008-10-02
2. Mature Tree; Noisy Heating System2008-10-09
3. Pendant Lighting; Care for Succulents2008-10-16
4. Damaged Lawn; Curved Stair Molding2008-10-23
5. Increasing Water Pressure; Transplanting a Bush2008-10-30
6. Laminate Countertops; Brick Walkway; Furnace Filters2008-11-06
7. Reducing Heating Costs; Using a Whole House Fan2008-11-13
8. Waterproofing System/Installing A Privacy Screen2008-11-20
9. Building a Retaining Wall; Loud Faucet2008-11-27
10. Whole-House Water Filter; Repairing a Roof2008-12-04
11. Repairing a Deck; Hydrangea Bush2008-12-11
12. Removing A Boulder; Securing Loose Pipes2008-12-18
13. Energy-Efficient Water Heater; Leveling a Concrete Walkway2008-12-27
14. Backyard Gate; Basement Window; Using Expanding Foam2009-01-01
15. Painting Kitchen Cabinets; Installing Cabinet Accessories2009-01-08
16. Bathtub Conversion; Wood Fill; Solar-Powered Fountain2009-01-15
17. Staining A Deck; Preventing Sewage Backups2009-01-22
18. Tree Pruning; Installing a Shower Mixing Valve2009-01-29
19. Banging Pipes; Installing Fiberglass Door2009-02-05
20. Kids Projects; Vegetable Garden; Mini-Golf; Rocket Launcher2009-02-12
21. Water Saving Toilet; In-Ground Sprinkler System2009-02-19
22. Heating & Cooling System Controller; Re-Grout Tile Floor2009-02-26
23. Basement Wallboards; Tying Knots; Storm-Damaged Trees2009-03-07
24. Garage Door Installation; Preventing Frozen Pipes2009-03-12
25. Ventilation Fan Installation; Chemical Free Lawn Care2009-03-21
26. Leaky PVC Drain Trap; Installing Bamboo Flooring2009-03-28