Foundation Crack Repair
Epoxy or polyurethane injection that seals non-structural cracks in poured concrete or masonry foundations.
Quick answer
Foundation Crack Repair: Epoxy or polyurethane injection that seals non-structural cracks in poured concrete or masonry foundations. Typical cost: $400–$900 per crack for pro injection..
Why it matters
Most basement cracks are shrinkage cracks — cosmetic and easily sealed; horizontal cracks or step cracks in block are warning signs of structural movement.
Typical cost
$400–$900 per crack for pro injection.
Pros
- • Permanent if non-structural
- • Stops water intrusion quickly
Cons
- • Won't fix cracks caused by ongoing movement
Common uses
- • Basement walls
- • Garage floors
Alternatives
Carbon-fiber strap (for bowing walls)Underpinning (for settlement)
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Frequently asked questions
- When is a foundation crack serious?
- Horizontal cracks, step cracks in block, or cracks >1/4" wide need an engineer.
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