Product Overview
The COAIRO Whole House Dehumidifier (Model CoAiro 100) is designed to efficiently remove up to 90 pints of moisture per day, covering areas up to 2300 sq. ft. This unit is ideal for maintaining optimal humidity levels in various environments including whole houses, grow tents, crawlspaces, commercial premises, and basements. It features a unique fresh air function, automatic operation, auto defrost, and memory restart for enhanced convenience and air quality.

Image: The COAIRO Whole House Dehumidifier, a compact and powerful unit designed for various environments.
Setup and Installation
Proper placement and installation are crucial for the optimal performance of your COAIRO dehumidifier. Ensure the unit is placed on a stable, level surface. The dehumidifier offers versatile installation options for air inlet and outlet.
Placement and Dimensions
The unit's dimensions are 22.64"D x 14.65"W x 19.88"H. It can be installed on the floor or hung, offering flexibility for space-saving in grow rooms, grow tents, or houses.

Image: The COAIRO dehumidifier with its dimensions and examples of suitable environments like grow rooms, whole houses, and basements.
Drainage Options
The dehumidifier supports two primary drainage methods:
- Gravity Drain: Connect the included 6.5 ft drain hose to the unit's outlet and direct it to a floor drain. Ensure the hose has a continuous downward slope for proper gravity drainage.
- External Pump (Optional): For situations requiring vertical or long-distance drainage, an external pump (not included) can be connected.

Image: Illustration of the dehumidifier's auto-drain by gravity using the included hose, and the option to connect an external pump.
Air Inlet and Outlet Configuration
The unit offers flexible air inlet and outlet installations, including side and top configurations, allowing adaptation to various scenarios and the connection of multiple ducts simultaneously.

Image: Two different configurations for air inlet and outlet installations on the dehumidifier, showing side and top mounting options.
Filter Installation
The dehumidifier comes with a MERV-10 filter. Ensure it is correctly installed before operating the unit.

Image: Package contents of the COAIRO dehumidifier, showing the wired multi-function LCD controller, drain hose, and MERV-10 filter.
Operating Instructions
The COAIRO dehumidifier is equipped with an intuitive LCD multi-function controller for easy management of dehumidification and humidity levels.
LCD Controller Overview
The wired LCD controller allows you to activate various functions and monitor the unit's status.

Image: The COAIRO dehumidifier with its wired LCD multi-function controller, illustrating its use in managing humidity.

Image: Detailed diagram of the LCD controller, highlighting functions such as Fresh Air, GPP, Timing, HVAC Mode, Child Lock, Continue Mode, Drain Status Indication, Defrost/Dehumidification Status Indication, Fan Speed, and Timing Set.
Key Functions
- Power ON/OFF: Press the ON/OFF button to turn the unit on or off.
- Humidity Setting: Use the up/down arrows to adjust the desired relative humidity (%RH) level.
- Fresh Air Function: This unique feature brings fresh air from outside into the conditioned space, optimizing environmental air quality. Activate via the LCD controller.
- Fan Speed: Choose between two airflow levels (229CFM, 309CFM) to suit your needs.
- Automatic Features: The unit includes automatic restart after power outages, automatic defrosting to prevent coil freezing, and a memory function that retains previous settings.
Official Product Video
Video: An official product video demonstrating the COAIRO Whole House Dehumidifier 90 Pint with Fresh Air Function, showcasing its features and operation.
Maintenance
Regular maintenance ensures the longevity and efficient operation of your dehumidifier.
MERV-10 Filter Cleaning and Replacement
The MERV-10 filter protects internal components from dust and should be replaced every 6 months for optimal performance. Refer to the user manual for detailed instructions on how to access and replace the filter.

Image: The COAIRO dehumidifier with its MERV-10 filter, indicating a recommended replacement every 6 months.
Drainage System Check
Periodically inspect the drain hose for any blockages or kinks to ensure continuous and efficient water removal.
Troubleshooting
If you encounter issues with your dehumidifier, refer to the following common troubleshooting tips. For specific error codes, consult the detailed user manual.
- Unit Not Turning On: Check power connection and ensure the unit is properly plugged into a functional outlet.
- Not Dehumidifying Effectively: Verify that the desired humidity level is set correctly and is lower than the current room humidity. Ensure the air filter is clean and not obstructed.
- Water Leakage: Inspect the drain hose for proper connection, kinks, or blockages. Ensure the unit is level.
Specifications
| Feature | Specification |
|---|---|
| Brand | COAIRO |
| Model Name | CoAiro 100 |
| Dehumidification Capacity | 90 Pints per Day |
| Coverage Area | Up to 2300 Square Feet |
| Air Flow Capacity | 309 Cubic Feet Per Minute |
| Product Dimensions | 22.64"D x 14.65"W x 19.88"H |
| Special Features | Adjustable Humidity Control, Automatic Defrost, Automatic Moisture Removal, Automatic Restart, Fresh Air Function |
| Included Components | Drain Hose, LCD Controller, MERV-10 Filter, User Manual, Whole House Dehumidifier |
| Item Weight | 89.1 Pounds |
| Material | Plastic |
Warranty
COAIRO whole-house dehumidifiers are compliant with ETL electrical safety standards and come with a 5-year Limited Warranty.

Image: Details of the COAIRO 5-year Limited Warranty, including 6-month parts and labor, 1-year parts and labor (excluding shipping), 3-year parts and labor (refrigeration system only), and 5-year compressor and coil coverage.
Support
Customers have lifetime access to expert technical support. For assistance, please refer to the contact information provided in your user manual or visit the official COAIRO website.