What is the best dehumidifier for a crawl space?

Top 5 Dehumidifiers for Crawl Spaces in 2021

• The Best Dehumidifiers for Crawl Spaces.
• #1 Santa Fe Compact 70.
• #2 AlorAir Storm LGR Extreme.
• #3 Aprilaire 1820 Pro Crawl space Dehumidifier.
• #4 Ebac CS60 Crawl Space Dehumidifier.
• #5 AlorAir Sentinel HD55 Crawl Space Dehumidifier.
• FAQ.

Are crawl space dehumidifiers effective?

By using a dehumidifier in your crawl space, you are decreasing the moisture in the air and improving air quality. Improving indoor air quality through moisture control can reduce and perhaps even prevent some symptoms of allergies, including eye irritation, headaches, and respiratory issues.

What is acceptable moisture level in crawl space?

It’s a good idea to keep your crawl space moisture between 30%-50% for maximum efficacy. A good dehumidifier can help you keep your crawl space dry when necessary, but make sure it maintains a healthy level of moisture.

How long do crawl space dehumidifiers last?

Dehumidifier would last 3-5 Years when used and maintained appropriately. Dehumidifiers are simple machines that are able to reduce the moisture content of any atmosphere it is placed in.

Can I put any dehumidifier in my crawl space?

You may be wondering, “Can I put a regular dehumidifier in my crawl space?” The answer is ‘No’. A crawl space dehumidifier will work well in combination with vapor barriers. Together they will be attacking two main sources of humidity: ground and air.

How do I prevent mold in my crawl space?

The Secret to Preventing Mold in Your Crawl Space

1. Make sure all gutters and downspouts are working correctly.
2. Make sure below-ground walls are free from cracks.
3. Look for any leaks around HVAC ducts, pipes and any plumbing components and fixtures.

At what humidity does mold grow in crawl space?

60% RH
Increasing the relative humidity of the air in the crawl space approximately 26% (from 51% outside to 76% in the crawl space). At 60% RH, mold begins to grow.

Where should I put my dehumidifier in my crawl space?

The best place for a dehumidifier is one where the discharged airflow is not blocked and where it can be easily drained. Keep in mind that some dehumidifiers can be noisy so you need to consider this before placing it in places where noise may be a nuisance.

Should crawl space vents be open or closed in summer?

Building codes generally require working vents in the crawlspace to allow outside air to circulate under the floor in the summer to prevent moisture buildup that, among mildew and mold, encourages wood rot.

Will a dehumidifier dry out crawl space?

For the fastest drying time, use high-volume fans and structural drying dehumidifiers. These are meant to dry out your crawl space after a flood or leak. Although house fans will work, they will take much longer and may lead to more damage.

How do I dehumidify my crawl space?

Here are simple ways to reduce the moisture level in your crawl space. You can deploy a good foundation vent in the crawl space, add some supply air from the HVAC system, or switch on an extra exhaust fan for excellent makeup air. The supply air method is a good way to dry out the crawl space air.

What is the best mold killer for crawl space?

You may even surprise yourself at how easy it can be done. There are many effective ways of removing molds, but what’s highly recommended is the soda blasting crawl space method, which essentially gets sodium bicarbonate or baking soda to kill the spores with the use of a blasting device.

Should you install a dehumidifier in your crawl space?

A dehumidifier is effective in controlling moisture in your crawl space, but uses electricity to do so, which can drive up your electricity bill. You must also keep it repaired and maintained. Some dehumidifiers also require electric fans placed throughout the crawl space to help move the air, adding to the electricity and maintenance costs.

Do I need a crawlspace dehumidifier?

Most crawl spaces need dehumidifiers, at least if you want to fully control your crawl space. A lot depends on the type of climate you live in. The more wet and humid it is, the greater chances you’ll need a crawl space dehumidifier. The typical number we use to guide us is 55.

What causes basement and crawl space humidity?

Whenever the outside air is warmer than the inside air, especially when the outside air is humid, you are likely to have a condensation problem in your basement or crawl space. This is because the Relative Humidity (RH) of air goes up 2.2% for every one-degree you cool it. Basements and crawl spaces are naturally cool because they are below ground level.