What is crawlspace waterproofing?

This stops rainwater from evaporating and entering the crawl space from the earth beneath and around your home’s foundation. A vapor barrier is a heavy-duty polyethylene sheet that has been particularly built to deflect water rather than absorb it.

What does encapsulating a crawl space do?

Crawl space encapsulation is a method of enclosing crawl spaces that ensures covering the foundation walls and floor with overlapping sheets of thick polyethylene plastic. This forms an airtight vapor barrier, keeping moisture out of the underfloor region.

Does encapsulating a crawl space increase home value?

Encapsulating your crawlspace increases the value of your house by reducing moisture problems like wood rot and mildew in your crawlspace. This is excellent if you ever need to sell your house.

Does an encapsulated crawl space need a dehumidifier?

In conclusion, a crawl space dehumidifier is NOT the approach to flooding or standing water. However, it might be effective as part of a moisture and dampness management system. A dehumidifier is seldom required if an encapsulation and drainage system is properly built.

What dehumidifier do I need for crawl space?

A high-performance dehumidifier is required in a crawl area. We strongly advise you to use a 50-pint or larger for this location. This ensures that the machine is working hard to keep the area dry.

How much does it cost to waterproof a crawl space?

The average cost of foundation waterproofing is $4,600. The whole project cost ranges from $1,500 to $15,000, depending on the size of the home and if the system is basic or elaborate.

Does homeowners insurance cover crawl space encapsulation?

Even if your homeowners insurance does not cover crawl space encapsulation, it might still be a wise investment. It’s a preventative measure that can make it more difficult for standing water to form in the first place, as well as making it easier to drain water that does pool in your home’s foundation.

How long does crawl space encapsulation last?

In general, most providers will provide a guarantee of 15 to 20 years for a normal crawlspace encapsulation installation. A thermally insulated crawlspace, on the other hand, can last for more than 20 years if humidity levels are managed and no catastrophic occurrences, such as floods, occur.

Is it normal to have a little water in a crawl space?

Aside from structural issues, dampness in your crawl space may encourage the production of mildew and fungi. While a little amount of moisture in your crawl space is typical, especially if you live in a humid environment or an area with considerable yearly rainfall, leaving it there is not a smart idea.

Will a crawl space dry out on it’s own?

Without the standing water, you have access to the floors, walls, and ceilings. Allowing the crawl space to dry on its own is insufficient. You must ensure that all moisture and humidity are removed from the space. Place a dehumidifier in the crawl space while the surfaces dry.

Should I waterproof my crawl space?

Waterproofing your home’s foundation is critical for safeguarding the structure’s stability and protecting the things maintained inside. To adequately waterproof a foundation, not only must the interior and exterior walls be sealed, but any crawl spaces that may allow for water seepage must also be sealed.

What is the purpose of a crawl space in a house?

A crawlspace functions as a support structure for the living rooms above as well as a barrier between the home and the soil below. Crawlspaces are usually vented to the exterior or to an adjacent basement.

Is it OK to store things in crawl space?

It is not recommended to store stuff in a vented crawl space owing to the high danger of damage to possessions from humidity, mildew, and bugs, but a closed crawl space is excellent for storage since it keeps moisture and pests out. Crawl space adaptations that are more elaborate can even make the space habitable.

Do dehumidifiers work in crawl spaces?

A standard home dehumidifier will not be able to completely regulate the moisture in your crawl space. If you do install a non-commercial dehumidifier in your crawl space, you should consider incorporating it with other house waterproofing techniques such as a moisture barrier or encapsulation.

How long does a crawl space dehumidifier last?

When properly maintained, your crawl space dehumidifier may last anywhere from 3 to 5 years.

Is sealing a crawl space a good idea?

Along with insulation, a sealed crawl space may save the homeowner up to 18% on heating and cooling expenditures. As the chance of fungi accumulation decreases, so does the likelihood of structural damage to the home. This extends the life of the house and protects the integrity of the hardwood surfaces.

Should a crawl space be vented or sealed?

Because a significant proportion of the air you breathe in your house comes straight from your crawl space, most contractors now believe that the crawl space should be regarded as part of your living area, which means it should be sealed, insulated, and kept dry.

Should I keep my crawl space vents open or closed?

Crawl space vents should always be closed and protected against the elements. To begin with, open vents allows moisture to enter your crawl area. This offers an ideal condition for fungi and mildew growth.

What is the ideal crawl space humidity?

It’s essential for keeping a humidity level of 30-60% in your crawl area, ideally around 55 percent.

Can I pour concrete in my crawl space?

It should be OK as long as there are firm soils and it is properly poured. The issue is that with retrofit jobs, you frequently have extremely little space and it’s just complicated to handle in, which limits the ability to pour the concrete correctly. You’ll also need a liner if the soil is polluted.

Contact Attic and Crawlspace Solutions Today!

Attic and Crawlspace Solutions will do everything we can to ensure your experience with us is excellent.


  • This field is for validation purposes and should be left unchanged.

Servicing Columbia, SC and Nearby Cities

Crawl space and basement waterproofing, crawl space encapsulation, and foundation repairs are all services offered by Attic & Crawl Space Solutions in Columbia, SC and the surrounding regions to alleviate moisture and fungi concerns.


Related Services in Columbia, SC

Please find a list of our most often requested services below. We can help if your crawl area is flooded due to a lack of a french drain or sump pump. We’ll make sure your crawl space stays clean, dry, and healthy if you require fungi removal due to excessive humidity levels.

Contact Information

Phone: 803-310-6330

Business Hours:

Mon-Fri: 7:00 AM – 5:00 PM

Sat-Sun: Closed



Crawl Space Vapor Barrier Installation

Installing a crawl space vapor barrier in the crawl area is a cost-effective solution to moisture management issues. Vapor barriers in the crawl space are used to prevent moisture, water, and damp air from entering the home via the floor. This helps to avoid the growth of fungi and mildew, which may cause structural damage and make living circumstances uncomfortable for your family!

Crawl Space Mold Remediation

One of the most critical tasks in resolving moisture management issues is to remove fungi from the crawl space. Mold may rapidly become a serious problem in a house, and those who act immediately to clean up and remediate the situation will have a better chance of preventing it from spreading. You will save time and money if you remove the fungi before it spreads throughout your house.

Crawl Space Waterproofing

Waterproofing the crawl space is a must. It not only protects your property from water damage, but it also protects you from the health and safety dangers that fungi poses!

Should I waterproof my basement from the inside or outside?

When should you waterproof your basement?

It is ideal to waterproof the outer walls of a basement while the structure is being built. Many state and municipal building code regulations demand this practice in newer construction, but many older properties may not have any external waterproofing in place.

How can we stop groundwater seepage?

Water seeps through the walls of the home during the rainy season, causing moist spots on the inside walls. Check for holes and cracks in the walls and seal them, as well as waterproof the external walls and roof, to prevent groundwater seepage and damp walls.

How do I stop my basement from flooding in heavy rain?

Installing an internal drainage system is the most effective technique to keep rainfall out of your basement. A solid waterproofing system, a tried-and-true option for keeping the basement dry, reduces hydrostatic pressure. A sump pump is connected to an internal drain tile.

Will a crawl space dry out on it's own?

Without the standing water, you have access to the floors, walls, and ceilings. Allowing the crawl space to dry on its own is inadequate. You must ensure that all moisture and humidity are removed from the area. Install a dehumidifier in the crawl space while the surfaces dry.

Should I put a vapor barrier in my crawl space?

Should I put a vapor barrier in my crawl space?

What cities in South Carolina do you work in?

  • Arcadia Lakes
  • Bethune
  • Boykin
  • Camden
  • Cane Savannah
  • Cayce
  • Chapin
  • Cherryvale
  • Columbia
  • Dalzell
  • Dentsville
  • East Sumter
  • Eastover
  • Elgin
  • Forest Acres
  • Gadsden
  • Gaston
  • Gilbert
  • Hopkins
  • Irmo
  • Lake Murray of Richland
  • Lakewood
  • Lexington
  • Lugoff
  • Mayesville
  • Mulberry
  • Oak Grove
  • Oakland
  • Oswego
  • Pelion
  • Pine Ridge
  • Pinewood
  • Privateer
  • Red Bank
  • Rembert
  • Seven Oaks
  • Shiloh
  • South Congaree
  • South Sumter
  • Springdale
  • St Andrews
  • Stateburg
  • Summit
  • Sumter
  • Swansea
  • Wedgefield
  • West Columbia
  • Woodfield

Schedule Your FREE Crawl Space Evaluation!

Did you know YOU DON’T HAVE TO BE HOME for us to provide you with your 100% FREE crawl space inspection and report?