Locally Owned • Serving Greater Atlanta
Crawl Space Waterproofing in Marietta, GA
Based in East Cobb, we provide crawl space waterproofing, encapsulation, and moisture control solutions throughout Metro Atlanta.
Moisture, standing water, and poor air quality beneath your home can lead to mold, wood damage, and structural problems. We’ll identify the cause and recommend the right solution.
Free inspection. No obligation. Fast response.
CRAWL SPACE WARNING SIGNS
Signs Your Crawl Space Needs Attention
These are common indicators that moisture or structural issues in your crawl space may be affecting your home.
Musty odors inside the home
High humidity or damp air
Mold or mildew growth
Standing water or muddy conditions
Sagging or uneven floors above
Rotting wood or damaged floor joists
Increased allergy symptoms indoors
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Crawl Space Solutions We Provide
From moisture control and waterproofing to structural stabilization and healthier indoor air, we provide complete crawl space solutions customized for your home’s needs.
Crawl Space Encapsulation
Seal and protect your crawl space with reinforced vapor barriers.
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Crawl Space Waterproofing
Capture groundwater and keep your crawl space dry year-round.
Exterior
Drainage
Direct surface water away before it reaches your foundation.
Sump Pump Systems
Automatically remove groundwater before flooding occurs.
Vapor Barrier Systems
Reduce ground moisture and protect against humidity and mold.
Air Quality & Dehumidifiers
Control humidity, odors, mold, and improve indoor air quality.
CRAWL SPACE REPAIR METHODS
Understanding How We Protect & Repair Crawl Spaces
Choosing the Right Crawl Space Solution for Your Home
Every crawl space has different moisture conditions, which is why we design a custom solution based on how water is entering the space, the condition of the foundation, and your home’s ventilation. Rather than treating the symptoms, we identify the source of the problem and recommend the right combination of systems to keep your crawl space clean, dry, and protected for the long term.
Many homes benefit from Crawl Space Waterproofing, where interior drainage systems collect groundwater before it enters the living space. When standing water or saturated soil is present, properly sized Sump Pump Systems work with the drainage system to automatically remove water and reduce hydrostatic pressure beneath your home.
For long-term moisture control, we often recommend Crawl Space Encapsulation, which seals the crawl space using reinforced vapor barriers, sealed vents, and air sealing techniques. Complete encapsulation is commonly paired with Vapor Barrier Systems to reduce ground moisture while protecting wood framing, insulation, and flooring from excessive humidity.
Homes experiencing high humidity, musty odors, or mold concerns can benefit from Air Quality & Dehumidifier Systems, which maintain proper humidity levels year-round and help improve indoor air quality throughout the home.
In some situations, water problems begin outside the home. Our Exterior Drainage Solutions redirect surface water away from the foundation before it reaches the crawl space, reducing the amount of groundwater that enters the waterproofing system and helping protect your home’s foundation.
Aprilaire Crawl Space Dehumidifier: Professionally installed Aprilaire E050 dehumidifier that controls crawl space humidity, improves indoor air quality, reduces mold risk, and complements your encapsulation system.
Our Crawl Space Repair Process
We make improving your crawl space simple with a proven step-by-step process designed for long-term results.
1
Inspection & Moisture Evaluation
Identify water, humidity, and structural issues.
2
Customized Crawl Space Solutions
Install drainage, encapsulation, and dehumidification systems.
3
Clean, Dry & Protected Crawl Space
Deliver a controlled environment for long-term protection.
Frequently Asked Questions About Crawl Space Waterproofing
Why is my crawl space wet?
A wet crawl space can result from poor exterior drainage, groundwater intrusion, plumbing leaks, foundation cracks, or excessive humidity. Left untreated, moisture can contribute to mold, wood rot, and structural damage. Identifying where the water is coming from is the first step toward choosing the right waterproofing solution.
Do I need crawl space encapsulation?
If your crawl space has persistent humidity, musty odors, exposed soil, or recurring moisture problems, encapsulation may be a good solution. A properly installed system seals the crawl space with reinforced liners and helps control moisture and protect wood framing. Active water intrusion should be addressed before encapsulation.
What are the signs my crawl space has moisture problems?
Common warning signs include musty odors, standing water, damp soil, mold or mildew, wood rot, falling insulation, and condensation on pipes or ductwork. Sagging floors and increased indoor humidity can also indicate moisture-related problems beneath your home. An inspection can help determine the cause before additional damage develops.
Why does my house smell musty?
Musty odors often originate from excess moisture beneath the home. Humid conditions can encourage mold and mildew growth, allowing odors to travel upward into living areas. Addressing the moisture source and controlling crawl space humidity can help reduce these odors and improve indoor conditions.
Can a wet crawl space cause mold?
Yes. Excess moisture can create conditions that allow mold to grow on wood framing, insulation, and other materials. Proper drainage, moisture barriers, and humidity control can help reduce the risk of mold growth. Existing mold may require separate remediation depending on its extent.
Do I need a dehumidifier if my crawl space is encapsulated?
Many encapsulated crawl spaces benefit from a properly sized dehumidifier to maintain controlled humidity throughout the year. Encapsulation reduces moisture entering the space, while dehumidification helps manage moisture already present in the air. The need for a dehumidifier depends on the crawl space conditions and system design.
Should crawl space vents be open or closed?
In Georgia's humid climate, open crawl space vents can allow warm, moisture-laden air to enter and create condensation on cooler surfaces. Sealing vents is commonly part of a properly designed encapsulation system. The right approach depends on the crawl space design, moisture conditions, and applicable building requirements.
How long does crawl space encapsulation last?
A professionally installed crawl space encapsulation system can provide moisture protection for many years. Its lifespan depends on the liner materials, installation quality, drainage conditions, and ongoing maintenance. Periodic inspections help identify damaged seams, moisture issues, or equipment that may need attention.
Is crawl space encapsulation worth the investment?
For many homeowners, encapsulation is a worthwhile investment when persistent crawl space moisture is present. It can help protect wood framing, reduce musty odors, improve moisture control, and potentially reduce energy losses. The benefits depend on the home's existing conditions and whether drainage or other repairs are also needed.
Why Property Owners Trust The Waterproof Group
We Fix the Problem — Not Just the Symptoms
Accurate diagnosis from the start
We identify the real issue quickly so you’re not wasting time or money on the wrong fix.
Built for long-term performance
Our solutions are built to last, so you don’t end up dealing with the same problem again next year.
No pressure. No gimmicks.
Just honest inspections and straightforward recommendations you can trust.
Residential & commercial experts
From homes to large structures, we have the experience to handle it right.
Get a clear answer —
no pressure, no gimmicks.
Or call now: (678) 223-4948
Dunwoody, GA
Trusted by Homeowners & Businesses throughout Metro Atlanta
• Veteran-Owned • Family Operated • Trusted in Metro Atlanta Since 2015