Aprilaire 1820 Dehumidifier FAQs
If you are looking for a great crawl space or basement dehumidifier the Aprilaire 1820 dehumidifier is quickly becoming one of our best sellers online for many DIY projects. This product’s sleek design mixed with its low weight, compared to other dehumidifiers, makes it easier to get in a tight crawl space or uses a smaller footprint in a basement humidity application. It is also a very powerful dehumidifier able to remove 70 pints of moisture per day just like its quieter and a bit larger counterpart the Aprilaire 1830 dehumidifier. Please note the 1820 has been replaced with the Aprilaire E070 Dehumidifier Effective May 2021.
How many Pints per day does the Aprilaire 1820 Dehumidifier remove?
- Removes up to 70 Pints (8.8 gallons) of moisture per day!
How much does the Aprilaire 1820 Dehumidifier weigh?
- Light Weight – At 56 pounds, the unit is easy to maneuver and position during installation and setup.
Will the Aprilaire 1820 Dehumidifier fit in a tight crawl space?
- Perfect for tight spaces – Compact design (12.5″ x 12.5″ x 25″) allows you to install humidification solutions in cramped crawl spaces.
Does the Aprilaire 1820 Dehumidifier display the humidity or use a turn knob?
- Digital RH control- Do away with the wide variances typically seen with a mechanical dial and know that the space is being maintained at the desired humidity level.
How much air does the Aprilaire 1820 Dehumidifier move?
- Powerful 200 CFM Blower – Maximum airflow allows for faster and more consistent environmental control in the space.
Is the Aprilaire 1820 Dehumidifier Energy Star Rated?
- Meets Energy Star requirements resulting in an energy efficient unit that minimizes the impact on your utility bill.
Can I hook up and control the Aprilaire 1820 Dehumidifier with my smartphone?
- Wi-Fi external control – The 1820 is compatible with our 8620W Wi-Fi dehumidifier control.

