The Crawlspace Waterproofing Experts Protecting Your Home for Life
One of the Few Companies Specializing in Crawlspace Waterproofing—We Keep Your Home Safe, Dry, and Healthy
Keep your home safe from the ground up with expert crawlspace waterproofing. We stop moisture, mold, and structural damage before they start—guaranteed. Our proven systems protect your crawlspace and improve air quality, energy efficiency, and home value. Get a free inspection today and breathe easier knowing you’re protected.
A Crawlspace that Floods and is Damp Can Lead to Costly and Dangerous Problems
Most homeowners ignore the space under their floors. But a damp crawlspace can affect your entire home. Without proper care, moisture can cause serious long-term damage.
The Dangers of an Unprotected Crawlspace:
- Mold & Mildew Growth – Poor air quality that spreads allergens throughout your home
- Wood Rot & Structural Damage – Water weakens joists and compromises your foundation
- Pest Infestations – Wet crawlspaces invite rodents, termites, and insects
- Musty Odors & Bad Air Quality – Nearly half your home’s air comes from this space
- Warped Hardwood Floors – Humidity leads to cupping or warping on the first floor
Your crawlspace shouldn’t threaten your health or home. Treat it like your basement—with real protection and expert help.
One of the Few Companies That Specialize in Waterproofing Crawlspaces
Many companies offer basement solutions—but few know how to handle crawlspaces. At United Waterproofing, we provide expert-level waterproofing for crawlspaces backed by proven methods.
We attack moisture at the source and offer complete wet crawlspace solutions for lasting results.
Our Services Include:
- Interior Signature Waterproofing System – Removes water before it enters
- Encapsulation Systems – Full sealing for moisture protection
- Interior Drainage & Sump Pump in Crawlspace – Channels water away from the foundation
- Vapor Barriers – Stops moisture from the ground before it spreads
LICENSED TECHNICIANS
20+ years expertise
Why Is Your Crawlspace Wet?
Several issues can cause crawlspace water problems. Our inspections identify them quickly.
Common Causes Include:
- Hydrostatic pressure buildup around the foundation
- Lack of footing drains in older homes
- Broken or clogged drainage systems
- Wall and floor cracks
- Poor yard grading or surface water runoff
- Plumbing leaks under the house
Ignored crawlspace issues don’t go away—they get worse.
Potential Risks of Waiting:
- Structural failure
- Costly flood damage
- Mold exposure
- Rising energy bills
Rodent entry points
A Dry Crawlspace Means a Healthier Home
Our waterproofing for crawl spaces solutions do more than just stop water. They give you a cleaner, safer home.
You’ll Get These Benefits:
- Dry Floors – No more puddles or moisture buildup
- Crawlspace Mold Prevention – Stop mold and mildew at the source
- Better Air Quality – Fewer allergens in your living space
- Fewer Pests – Less moisture means fewer bugs and rodents
- Stronger Structure – Avoid joist and foundation damage
- Higher Resale Value – Buyers love clean, dry crawlspaces
Our Crawlspace Waterproofing Process
- Inspect and diagnose moisture sources
- Install crawlspace drainage system to manage water
- Add a sump pump in crawlspace for active water removal
- Apply crawlspace vapor barrier installation to seal floors and walls
- Provide crawlspace sealing service to block external moisture
- Include crawlspace insulation and encapsulation to boost efficiency
- Final check for complete crawlspace moisture control
Ready to Protect Your Crawlspace & Home?
Fully Insured for Your Peace of Mind
United Waterproofing is fully insured and provides complete job documentation for every project. You can rest easy knowing that your investment is protected by professionals who do the job right—every time.
Call us today for a free consultation
(203) 501-5053
Whether you’re dealing with chronic flooding, basement sump pump installation, or want peace of mind, we’re here to help.
See Our System in Action
Got Questions? We’ve Got Answers
Frequently asked questions.
Look for mold, musty smells, standing water, or soft wood. These are signs moisture is present.
Yes. By sealing off entry points and reducing moisture, we stop mold from growing.
We use a high-grade vapor barrier, seal all seams, install drainage and sump pumps if needed, and add insulation.
If you’ve seen flooding or have a high water table, a sump pump is essential to manage water properly.
Most jobs take 1–3 days. Larger or complex spaces may take up to a week. You’ll get a clear schedule before we begin.