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A waterproofed crawl space with a sealed liner and moisture-control system

Crawl Space Waterproofing

Manage standing water and moisture beneath your home with a crawl space waterproofing system designed for the conditions we find. Start with a free in-home inspection.

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Protect Your Home From Costly Water Damage With Crawl Space Waterproofing

Water damage is a common occurrence in many homes. The culprit is often rain or snow that leaks in through the roof or around windows and doors. But another source of water damage, particularly during the summer months, is water that seeps into your home through the crawl space. This can lead to costly repair bills if not addressed in a timely manner.

One way to protect your home from costly water damage is to install a crawl space waterproofing system. This helps manage water entering your crawl space and keep the space beneath your home dry.

A technician wearing a headlamp fitting white liner material inside a crawl space
Start with the conditions beneath your home.

What is Crawl Space Waterproofing?

The main goal of basement and crawl space waterproofing is to ensure there is no standing or pooling water in the crawl space. In parts of the South, the ground contains hard red clay. When they build a home, they make a large trench and pour a concrete footer in the trench, and then they lay the brick or block on top of this footer. Once that is complete, the trench is backfilled, usually with loose topsoil.

Water can follow loose backfill toward the foundation. A drainage and sump system collects that water and carries it away; a vapor barrier and dehumidifier address other sources of moisture.

See how the system is installed

A plan for your home. Protection for the work.Your free inspection leads to custom-engineered recommendations and a written quote. Qualifying systems carry a lifetime transferable warranty, with our money-back guarantee backing the promised work.

Our written promises

Waterproofing Solutions That Work Together

Water drainage, ground moisture, and humidity need different tools. Your inspection determines which of these related services belongs in your plan.

Sump Pump

Collects drainage water and pumps it through a discharge line.

French Drain

Helps intercept and redirect water along a planned drainage path.

Dehumidifier

Manages humidity that can remain after standing water is addressed.

Vapor Barrier

Helps separate the crawl space from moisture rising through the ground.

Drainage Systems

Collects and directs water toward the recommended discharge system.

Why You Should Invest in Crawl Space Waterproofing

As a homeowner, it's important to consider crawl space waterproofing for the overall health and safety of your family.

Not only does crawl space moisture lead to mold and mildew growth, but it can also contribute to structural damage in your foundation and lower levels of indoor air quality. Also, crawl space flooding can be a major inconvenience, leading to costly repairs and possible loss of valuables stored in the area.

By investing in crawl space waterproofing measures such as installing a moisture barrier or sump pump system, you can help reduce these issues and support a healthier living environment for you and your loved ones. Don't hesitate to reach out to the crawl space waterproofing experts at Crawl Space Brothers for more information on how to protect your home.

An encapsulated crawl space with white vapor barrier over the floor, walls and piers, and insulated ductwork overhead

Avoid Costly Water Damage To Your Home

The crawl space of your home may seem like a small, insignificant area, but it can actually have a huge impact on the overall health and stability of your house. Water that seeps into your crawl space can lead to mold growth, wood rot, and even foundation damage.

That's why crawl space waterproofing is such an important step in protecting your home. Not only can it prevent costly repairs in the future, but it also helps to improve air quality for you and your family. So don't overlook the crawl space — talk to a Crawl Space Brothers expert about waterproofing options to safeguard your home from water damage.

A crawl space dehumidifier mounted on concrete blocks in an encapsulated crawl space

Help Keep Your Living Areas Dry and Comfortable

As a parent, it's important to create a safe and comfortable environment for your children to play in. One often overlooked influence on your living areas is the crawl space beneath your home. Unfortunately, crawl spaces can easily become damp and wet, causing mold growth and allowing moisture to seep up into your living areas.

Crawl space waterproofing can help manage these problems and support dry living areas above the crawl space. In addition, it can also protect your home's structural integrity and guard against potential health risks associated with mold and moisture. So don't wait until it's too late — waterproof your crawl space today and give your children a healthier environment to grow up in.

A two-storey suburban home with stone and siding and a covered front porch

Help Maintain The Value Of Your Home

When it comes to maintaining the value of your home, crawl space waterproofing should not be overlooked. A crawl space that has been left untreated is susceptible to moisture damage and mold growth, which can lead to costly repairs and health problems for you and your family.

Waterproofing your crawl space can prevent these issues and protect the structure of your home in the long run. In addition, a dry crawl space is a more attractive feature for potential buyers, although any effect on resale value depends on your home and the local market. Protect yourself and your loved ones by investing in crawl space waterproofing — it's worth it in the long run.

Our Process for Crawl Space Waterproofing

Our process differs depending on the specific waterproofing service, however, you can expect the following steps. We:

worker installing french drains
Interior drainage connects the collection path to the sump and discharge line.
  1. Prepare the trench

    Dig a trench down to the footer along the interior crawl space wall

  2. Build the drainage base

    Lay a gravel base in the trench and install a strip drain on top of the gravel base

  3. Backfill with gravel

    Cover the pipe with gravel up to floor level

  4. Set the drainage path

    Grade the drain to the lowest corner of the crawl space

  5. Install the sump pump

    Install a sump pump with a float to collect water

  6. Discharge water outside

    Run a discharge line to carry water out of the crawl space

These steps describe a drainage and sump installation. We explain the recommended scope, written estimate, system care, and applicable warranty before and after the work.

Why Choose Crawl Space Brothers

The answer is simple: experience, quality, and customer service. Our team of highly trained and certified crawl space waterproofing experts have years of experience in the industry and are dedicated to providing our customers with the best possible service. We guarantee it with our 5-Star Guarantee. This means that if you don't get the service quality that you deserve, we will do what it takes to make it right.

A free inspection. A plan built for your home.
Custom-engineered recommendations, a clear written estimate, and room to ask every question.

Get your free inspection
★★★★★Google review
“Good experience with CrawlSpace Brothers. Toy and his crew were very quick to encapsulate my crawl space and were done in about 10 hours. They fixed any issues I raised regarding the trenching and waterproofing and installed a sump pump and dehumidifier. Would highly recommend Toy and his crew for future work.”
Mig 9897Verified Google review · Nashville, TN · Mar 2024
Lifetime transferable warranty

Lifetime transferable warranty.

Protection that stays with your home, even when you sell.

Money-back guarantee

Your money is never at risk.

We stand behind our work with a written money-back guarantee.

Five-star service guarantee

Five-star service guarantee.

Clear communication. Respect for your home. A service promise we put in writing.

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What Homeowners Are Saying

4.9 ★ average across 1,300+ Google reviews · BBB A+ accredited.

A specialist reviewing recommendations at a homeowner’s table

What Does Crawl Space Waterproofing Cost?

The amount of drainage and gravel, crawl space size, access, and any electrical work affect your price. A free in-home inspection gives us the information to put the recommended scope in writing.

If you have a damp, musty crawl space, reach out to our office today! We offer free inspections at all our locations including Charlotte, NC, Nashville, TN, Washington DC, Arlington VA, and Laurel, MD. Our crawl space repair experts will help you to discover what is wrong with your crawl space.

  • No gimmicks or pushy tactics.
  • Clear recommendations and an itemized scope.
  • Time to ask questions before work begins.

Fair & honest pricing.

No sales tactics. No pressure to decide on the spot. Your written estimate explains the work and the price before you make a commitment.

Your money is never at risk.Our written money-back guarantee stands behind the work.

Crawl Space Waterproofing FAQs

Answers to your questions about cost, foundation care, and moisture control.

How Much Does It Cost To Waterproof A Crawlspace?

Crawl space waterproofing cost depends on the scope of work. Digging a drainage trench through hard red clay and moving gravel through a tight crawl space is labor-intensive, so the biggest factors are the length of drain and amount of gravel needed, the size and access of your crawl space, whether a sump pump is needed, and whether a certified electrician is required. Your free in-home inspection confirms the work, and you receive a written estimate before you decide.

How Important Is Repairing The Crawl Space Foundation?

Quick answer: very important! Having a healthy foundation/crawl space under your home is one of the most important parts of homeownership. A healthy foundation protects the biggest investment in your life, your home.

Cost For Crawl Space Encapsulation

The cost depends on the size and condition of your crawl space, the encapsulation materials, and whether drainage, a HumidiGuard dehumidifier, or electrical work is needed. Your free inspection leads to a written estimate for the recommended work.

Can I Seal My Own Crawl Space?

It may be tempting to try and save some money by sealing your crawl space on your own, but it is important to remember that crawl spaces require special skills and equipment. Without proper training and expertise, you could actually do more harm than good in attempting to seal your crawl space.

Are There Any Alternatives To Crawl Space Encapsulation?

While crawl space encapsulation offers a reliable and efficient solution for crawl space moisture control, there are a few alternatives that can provide some level of crawl space waterproofing.

Find Your Local Team

Crawl Space Brothers serves homeowners across the Carolinas, Tennessee, and the Mid-Atlantic. Choose your city for local service details and a free inspection.

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