Water intrusion can destroy a home's foundation, create mold problems, and cost tens of thousands in repairs. Proper waterproofing is an investment that protects your biggest asset.
Waterproofing Pricing
| Type | Cost Per Sq Ft |
|---|---|
| Interior Sealant | $3 – $6 |
| Interior Drainage System | $5 – $10 |
| Exterior Foundation | $8 – $15 |
| Deck Waterproofing | $3 – $8 |
| French Drain Installation | $20 – $50/linear ft |
Types of Waterproofing
- Interior sealers – Affordable, good for minor seepage
- Interior drainage – Channels water to sump pump
- Exterior membrane – Most effective, requires excavation
- French drains – Redirect groundwater away from foundation
Frequently Asked Questions
How long does waterproofing last?
Quality exterior waterproofing with proper drainage lasts 25-50 years. Interior solutions typically last 10-15 years.
Do I need exterior or interior?
Exterior is more effective but costly. Interior is good for minor issues or when exterior isn't feasible. A pro can assess and recommend.