BLUEAIR BLU-110175
BLUEAIR Blue Pure 211i Max Air Purifier User Manual
Model: BLU-110175
Brand: BLUEAIR
Introduction
The BLUEAIR Blue Pure 211i Max Air Purifier is designed to provide superior air quality in large rooms. Utilizing HEPASilent™ dual filtration technology, it efficiently removes airborne particles, allergens, and odors, contributing to a healthier indoor environment. This manual provides essential information for the setup, operation, and maintenance of your air purifier.

Image: The Blue Pure 211i Max air purifier, showcasing its modern design and connectivity with the Blueair app on a smartphone.
What's in the Box
Your BLUEAIR Blue Pure 211i Max Air Purifier package includes the following components:
- Air purifier unit
- Pre-installed filter
- Washable fabric pre-filter
Setup
- Unpack the Unit: Carefully remove the air purifier and all packaging materials from the box.
- Place the Unit: Position the air purifier on a flat, stable surface in your desired room. Ensure there is adequate space around the unit for optimal airflow. The 360-degree air intake allows for flexible placement without compromising performance.
- Plug In: Connect the power cord to a standard electrical outlet (110-120V for North America use).
- Initial Power On: The unit is ready for use once plugged in. You can control it using the intuitive LED display on the top panel or via the Blueair app.

Image: The air purifier positioned in a kitchen, demonstrating its compact dimensions (14.4"D x 14.4"W x 22.7"H) and suitability for large spaces.
Operating the Air Purifier
The Blue Pure 211i Max offers multiple operating modes and smart features for customized air purification.
Control Panel
The top panel features an intuitive LED display and two-button design for easy control of fan speed, night mode, auto mode, brightness, and child lock.

Image: Close-up of the air purifier's top control panel, highlighting the simple interface for adjusting settings.
Fan Speeds and Modes
- Fan Speeds (1-4): Adjust the fan speed to your preference. Higher speeds provide faster air cleaning.
- Night Mode: For quiet operation during sleep, select night mode. The unit operates at its lowest noise level (23dB).
- Auto Mode: The advanced pollution sensor (PM1, PM2.5, PM10) detects real-time indoor air quality and automatically adjusts the fan speed to maintain optimal air purity.

Image: An illustration detailing the core benefits: faster cleaning with HEPASilent™ technology, whisper-quiet operation (23-53dB), and smart app control.
Smart Features (Blueair App)
Connect your air purifier to the Blueair app for enhanced control and monitoring:
- Scheduling: Set custom schedules for operation.
- Air Quality Monitoring: View real-time indoor air quality readings and historical data.
- Clean Air ETA: Get an estimated time for your air to reach excellent quality.
- Welcome Home Geofencing: The unit can automatically adjust its operation based on your proximity to home.
- RealTrack Filter Tracking: Accurately tracks filter usage and notifies you when replacement is needed (within 6-9 months).
- Alexa Voice Control: Control your air purifier hands-free using Alexa.

Image: The Blueair app interface, demonstrating its smart features for convenient control and monitoring of air quality.
Maintenance
Regular maintenance ensures optimal performance and longevity of your air purifier.
Filter Replacement
The main filter should be replaced approximately every 6-9 months, depending on usage and air quality. The RealTrack feature in the Blueair app will provide accurate tracking and notification for replacement.
For optimal performance, use genuine Blueair Blue Pure F2MAX replacement filters (ASIN: B08KPHRLXR).

Image: An exploded view illustrating the multi-stage filtration system, including the washable fabric pre-filter, main filter, and activated carbon layer.
Washable Fabric Pre-filter
The customizable fabric pre-filter is the first layer of protection, capturing larger particles like dust, lint, pollen, and pet hair. It can be easily removed and hand-washed as needed.

Image: A close-up of the washable fabric pre-filter being placed into a washing machine for cleaning.

Image: A display of various colored fabric pre-filters, demonstrating the customizable design options for the air purifier.
Troubleshooting
If you encounter issues with your air purifier, refer to the following common troubleshooting steps:
- Unit Not Turning On: Ensure the power cord is securely plugged into a working electrical outlet. Check if the outlet has power.
- Reduced Airflow/Effectiveness: The pre-filter or main filter may be clogged. Clean the fabric pre-filter or replace the main filter as indicated by the app or after 6-9 months of use.
- Unusual Noise: Check for any obstructions in the air intake or outlet. Ensure the unit is placed on a stable, level surface.
- App Connectivity Issues: Ensure your Wi-Fi network is active and the air purifier is within range. Restart the unit and try reconnecting via the Blueair app.
Specifications
| Feature | Detail |
|---|---|
| Brand | BLUEAIR |
| Model Number | BLU-110175 |
| Color | Grey and White |
| Product Dimensions | 14.4"D x 14.4"W x 22.7"H |
| Item Weight | 22.7 pounds |
| Floor Area Coverage | 3048 Square Feet (in 60 min) |
| Noise Level | 23-53 dB |
| Particle Retention Size | 0.1 Micron |
| Controller Type | Amazon Alexa, Button Control, iOS, Android |
| Wattage | 46 watts |
| Certifications | AHAM Verifide, Quiet Mark Certified, CARB, Energy Star Most Efficient 2023 |
Safety Information
- Zero Ozone Verified: This product is certified to produce less than 5 ppb of ozone.
- Voltage: This product is made for NORTH AMERICA USE ONLY and should only be used with input voltages between 110-120V.
- Placement: Do not block air intake or outlet. Keep away from water and heat sources.
- Cleaning: Always unplug the unit before cleaning. Do not use liquid cleaners directly on the unit.
Warranty and Support
For detailed warranty information and customer support, please refer to the official Blueair website or the User Manual (PDF) provided with your product. A digital version of the User Manual can often be found on the product's Amazon page under the 'Product guides and documents' section.
For additional assistance, you may contact Blueair customer service directly.
Protection Plans: Optional protection plans are available for purchase to extend coverage beyond the manufacturer's warranty. These typically include 3-Year and 4-Year options.
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