Downspout Extensions & Exterior Water Management
Simple exterior fixes — downspout routing and lot grading advice — to reduce how much water reaches your basement walls.
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Prefer email? service@ggcalgary.ca
How It Works
Simple exterior fixes — downspout routing and lot grading advice — to reduce how much water reaches your basement walls. Our team inspects your home first, then recommends only what your basement actually needs.
- Buried or surface downspout extensions
- Splash pads and discharge routing
- Grading assessment and recommendations
- Ideal add-on to interior waterproofing
Why Calgary basements need it
Expansive clay soil, fast chinook melts and intense summer storms put pressure on basement walls and floors. A managed drainage path relieves that pressure and keeps water off your floor.
Common Questions
How long does installation take?
Most residential projects take 1–3 days, depending on basement size and access.
Is it messy?
We protect your floors, contain dust and clean up daily.
Is there a warranty?
Yes. Written warranty included with every job; details provided with your quote.
Book Your Free Inspection
Prefer to pick a time? Book online. No obligation; free written quote.
How It Works
- Snowmelt pools at the foundation
- Positive grading slopes water away
- Downspout extensions carry roof water away