Crawl Space Dehumidifiers

Are dehumidifiers good for crawl spaces?

Using a dehumidifier in your crawl area reduces moisture in the air and improves air quality. Improving indoor air quality through moisture control helps alleviate and possibly avoid various allergy symptoms such as eye discomfort, headaches, and respiratory difficulties. Pest control.

Should I turn off my crawl space dehumidifier in winter?

Most dehumidifiers should not be used in temperatures below 60° F because the moisture extracted from the indoor air can freeze and damage the device when it condenses on the cooling coils.

Can you dehumidify too much?

Humidity levels that are too high or too low can harm your health, your house, and your heating and cooling system. Investing in a whole-house humidifier and dehumidifier will maintain proper humidity levels in your home and improve indoor air quality all year.

How big of a dehumidifier do I need for a crawlspace?

When selecting a humidifier for a crawl space, a fair rule of thumb is that the smaller the space, the smaller the dehumidifier should be. A 20-30-pint dehumidifier is appropriate for a 300-square-foot crawl room. A 25-40-pint dehumidifier is required for a 500-square-foot space.

What happens if a crawl space is too dry?

If your crawl space is overly dry, it can lead to dry rot and possibly have an impact on your health. Viruses and bacteria can thrive in both low humidity and high ozone environments. If the humidity is too low, some people may experience nosebleeds.

Do you have to empty a crawl space dehumidifier?

To keep the crawl area or basement dry, most dehumidifiers must be emptied daily. Otherwise, they will fill up, causing the machine to shut down.

What is the best way to dehumidify a crawl space?

Check that your base is adequately insulated. If you want to keep your crawl space dry, you should start with basement waterproofing. Make your crawl space's drainage better. Cover the floor of the crawlspace.

What kind of dehumidifier do I need for crawl space?

Because crawl spaces are likely to be moist, a dehumidifier with a 50-pint tank or larger is advised to ensure adequate drying.

Is a fan or dehumidifier better for a crawl space?

Encapsulating the air in a crawl space and installing a dehumidifier are the best ways to deal with it. Adding supply air from the HVAC system is difficult and may cause crawl space humidity to rise excessively in the spring and fall.

Will one dehumidifier do the whole house?

A whole-house dehumidifier effectively reduces the humidity level throughout the house, but a single portable dehumidifier works in a smaller region, such as the basement, and is insufficient for the entire house.

How long does it take to dehumidify a crawlspace?

A dehumidifier set to 45% to 55% humidity can dry out a crawl space in 8 to 10 hours, but a saturated crawl space may take several days to dry and regulate wood moisture content. The time required to dry out the area is determined by its size and moisture content.

Is 70% humidity too high for crawl space?

For your home, the recommended crawl space humidity level is 50 to 55%. It could differ slightly based on where you live. This level allows your air to be healthy and reduces the negative effects of high humidity. It is believed that 40% of the air in your crawl space enters your home.

How do I air out my crawl space?

Cleaning your crawl space a llow a tiny amount of hot air from the HVAC system to enter the crawl space. To transfer air from the crawl space to the outdoors, use an exhaust fan. Install a dehumidifier or an air intake system.


You can arrange an appointment or make an enquiry by phone or email, orget in touch to us via our contact form.



Please take a few seconds to read our responses to the most frequently asked questions about our services.

What absorbs humidity naturally?

If you want to solve your moisture problem cheaply, rock salt could be the solution. Because rock salt is hygroscopic, it collects moisture from the air. If you want to get rid of the humidity in a damp basement, start with a 50-pound bag of sodium chloride to make your rock salt dehumidifier.

How does water exit a dehumidifier?

The majority of dehumidifiers use cold metal tubes to convert water vapor from a gas to liquid water, much as how a cold drink accumulates condensation from the air. This "condensate" is then emptied into a bucket or drained with a hose.

What temperature should you keep your house to prevent mold?

The ideal temperature ranges from 77 to 86 degrees Fahrenheit. During the summer, temperatures inside the home are frequently higher than average. During the summer, make an effort to keep the temperature inside the house as low as possible. Setting the thermostat to the low 70s makes mold growth more difficult.

Do dehumidifiers get rid of bugs?

Making the environment drier and less favourable to pest survival. This will keep out pests like silverfish, roaches, and others that are attracted to wetness, as well as the predators of these pests from establishing a presence in your home.

Is dehumidifier water dirty?

The water collected by the dehumidifier is actually very pure, akin to distilled water. Consider how a dehumidifier works for a moment. Consider it a refrigerator with the cooling coils exposed to the elements. Airborne water vapour condenses on the coils and drips into a tank.

Cities We Proudly Service

To see all of the cities where we provide crawl space waterproofing services, use the dropdown menu below.

Service Areas

Guilford County, NC

  • Browns Summit, NC

  • Climax, NC

  • Colfax, NC

  • Gibsonville, NC

  • Greensboro, NC

  • High Point, NC

  • Jamestown, NC

  • Julian, NC

  • Mc Leansville, NC

  • Oak Ridge, NC

  • Pleasant Garden, NC

  • Sedalia, NC

  • Stokesdale, NC

  • Summerfield, NC

  • Whitsett, NC

Alamance County, NC

  • Alamance, NC

  • Altamahaw, NC

  • Burlington, NC

  • Elon, NC

  • Graham, NC

  • Haw River, NC

  • Mebane, NC

  • Saxapahaw, NC

  • Snow Camp, NC

  • Swepsonville, NC

Forsyth County, NC

  • Belews Creek, NC

  • Bethania, NC

  • Clemmons, NC

  • Kernersville, NC

  • Lewisville, NC

  • Pfafftown, NC

  • Rural Hall, NC

  • Tobaccoville, NC

  • Walkertown, NC

  • Winston Salem, NC

Crawl Space Encapsulation
Crawl Space Vapor Barrier
Crawl Space Mold Removal
Crawl Space Waterproofing
Crawl Space French Drain
Crawl Space Sump Pumps
Crawl Space Cleaning
Crawl Space Insulation
Crawl Space Dehumidifiers
Crawl Space Water Removal
HVAC Duct Cleaning

Contact Clean Air Today!

Clean Air will do everything we can to ensure your experience with us is excellent.


Request A FREE Estimate

Contact Information

Phone: 336-707-0498

Address: 4805 Woodcock Dr,

Greensboro, NC 27406

Business Hours:

Mon-Fri: 8:00 AM - 5:00 PM

Sat- 7:30 AM -12:00 PM

Sun: Closed



Servicing Greensboro, NC and Nearby Cities

Clean Air solves moisture and mold problems in Greensboro, NC and the surrounding areas by providing crawl space and basement waterproofing, crawl space encapsulation, and foundation repairs.

Related Services in Greensboro, NC

Please see the list of frequently requested services below. If you have a flooded crawl space due to a lack of a french drain or sump pump, we can help. If mold development has occurred in your crawl space as a result of high humidity levels, we will ensure that it remains clean, dry, and healthy!

Crawl Space Vapor Barrier Installation

Installing a vapor barrier in the crawl space is a low-cost solution to moisture control problems. Vapor barriers in the crawl area are used to keep moisture, water, and damp air from entering the home via the floor. This helps to prevent the spread of mold and mildew, which can cause structural damage and make living conditions uncomfortable for your family!

Crawl Space Mold Remediation

Mold removal from the crawl space is one of the most important chores in resolving moisture control issues. Mold may quickly become a major issue in a home, and those that move fast to clean up and treat the situation have a higher chance of keeping it from spreading. If you eliminate the mold before it spreads throughout your home, you will save time and money.

Crawl Space Waterproofing

Crawl Space Waterproofing is a must-have. It not only protects your home from water damage, but it also protects you from the health and safety risks that mold brings!