Downspout Extender
Outdoor · Easy
Carries roof runoff away from the foundation. Splash blocks and buried flex extenders both work; the goal is 4+ ft of discharge distance.
Replacement cost
$8–$30
Typical lifespan
5 yrs
Maintenance
every 6 months
Tools you may need
- Screwdriver
- Spade (for shallow trenching)
Steps
- Measure the downspout outlet size (standard 2x3 or 3x4 in).
- Screw or press the extender onto the outlet.
- Trench a shallow descending path for buried flex styles.
- Test with a hose: water must exit well away from the foundation.
Maintenance
Clear leaves from the outlet every fall; check discharge path after heavy storms. (Suggested interval: every 6 months.)
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