Foundation Sealing & Waterproofing
Exterior foundation sealing and waterproofing membranes to stop water intrusion at the source — applied during excavation or new construction to protect your foundation for decades.
Downspout Guys provides expert foundation sealing & waterproofing throughout Birmingham, Alabama and the surrounding region. Our team delivers quality drainage work backed by our commitment to customer satisfaction and full insurance coverage.
Ideal for: Homeowners experiencing basement or crawl space moisture from foundation wall seepage.
Why choose us: We pair foundation sealing with proper drainage — membrane alone won't work without a system to move the water away.
We serve 152 cities across Alabama, delivering professional foundation sealing & waterproofing to every customer.
Frequently Asked Questions
- What is foundation sealing?
- Foundation sealing involves applying waterproof coatings or membranes to exterior foundation walls to prevent water from penetrating into your basement or crawl space. Combined with drainage, it provides complete protection.
- How much does foundation sealing cost in {city}?
- Foundation sealing in {city} varies based on foundation size and access. Most residential projects range from $3,000 to $12,000. We provide free estimates.
Available in 152 Cities
...and 128 more cities. View all →
Ready to Fix Your Drainage?
Downspout Guys offers free estimates on all drainage, downspout, and gutter services. Fully licensed and insured.