Ask This Old House · SEASON 4
Under-Sink Water Filter; Planting a Drought Resistant Tree
Episode 3 · 2005-10-20

- Documentary
Episode overview
Plumbing and heating expert Richard Trethewey helps a homeowner improve the quality of her drinking water by installing an under-sink filter. After that, Richard and host Kevin O'Connor are joined in the loft by water-filtration expert Bill McTighe who explains several other types of residential water filters. Then, landscaping contractor Roger Cook helps a homeowner select a drought-resistant tree and plant it properly in her sloped front yard.
30 minutes
Season 4 episodes
1. Mortared Stone Walkway Repair; Patching an Oak Floor2005-10-06
2. Creaky Stairs; Static Cling Solution; Electric Shut-Off Valve2005-10-13
3. Under-Sink Water Filter; Planting a Drought Resistant Tree2005-10-20
4. Flat Tire; Aluminum Rain Gutter; Thermal Expansion Tank2005-10-27
5. Rose Bushes; Wobbly Toilet; Water Leak; Hydraulic Cement2005-11-03
6. Raised Garden Bed with Timbers; Clearing a Bathtub Drain2005-11-10
7. Moss, Algae and Lichen; Leaky Water Valve; Planting Shade2005-11-17
8. Circular Saw 101; Outdoor PEX Faucet; Cabling an Oak Tree2005-11-24
9. Garage Roof Re-Shingling with Asphalt; Fiberglass Shingles2005-12-01
10. Pruning an Overgrown Privet Hedge; New Laundry Sink2005-12-08
11. Snowthrowers; What Is It? Installing A New Exterior Door2005-12-15
12. Washing Windows; What Is It? Flushing an Electric Water Heater2005-12-22
13. New Vinyl Floor; What Is It? Preventing Frozen Pipes2005-12-29
14. Radon Mitigation System; Pruning an Apple Tree2006-01-05
15. In-Ground Sprinkler System; Pouring a Concrete Footing2006-01-12
16. Choosing Hammers; Pressure-Assisted Toilet; Plastered Wall2006-01-19
17. Residential Well Repair; Repairing a Hole in Vinyl Siding2006-01-26
18. Transplanting a White Spruce; Extending a Staircase Handrail2006-02-02
19. Custom Radiator Cover; Installing a Steam Humidifier2006-02-09
20. Granite Driveway Marker; Hot Water Radiator System2006-02-16
21. Water Heater; Planting Trees to Save Energy; Cellulose Insulation2006-02-23
22. Cast-Iron Radiator and Bathtub; Grading; Wobbly Newel Post2006-03-02
23. Replacing an Interior Door; Leaky Kitchen Faucet2006-03-09
24. Replacing a Dishwasher; Sharpening a Chisel; Lawn Spreaders2006-03-16
25. Cutting Ceramic and Stone Tile; Installing a Sump Pump2006-03-23
26. Mini-Split Air Conditioning System; De-Thatching a Lawn2006-03-30