Install Gutter Downspout Extensions
Why It Matters
Water dumped next to the foundation is the primary cause of basement leaks and foundation settling in most homes.
Quick Guide
- 1
Gather your tools and materials
You'll need: Screwdriver. Materials required: Downspout extensions or underground drain pipes.
- 2
Perform the install gutter downspout extensions
Attach extensions or splash blocks to downspouts to direct water at least 6 feet from the foundation.
- 3
Verify and clean up
Check that the work was completed correctly and clean up your workspace.
Tools & Materials
Tools
- Screwdriver
Materials
- Downspout extensions or underground drain pipes
Community Tips
Downspout extensions must discharge water at least 4-6 feet from the foundation to prevent basement flooding and soil erosion; rigid extensions like Ameristar Aluminum Downspout Extensions ($12-18) are superior to flexible alternatives in high-wind areas because they maintain consistent slope and resist UV degradation over 10+ years.
Underground drain pipes require a slight 1-2% downward slope toward a dry well or storm drain—failure to achieve this slope causes standing water that freezes in winter and creates ice dams, even with premium options like DuraChannel Underground Drainage Systems ($25-40 per 10-foot section).
Installing buried downspout extensions costs significantly less upfront than foundation repairs from water damage; a complete extension system with straps and connectors typically runs $30-60 per downspout, whereas basement waterproofing remediation averages $3,000-8,000 and makes this preventative investment essential for homes in wet climates. ---