How often do I need to change the filter?

Your filter will last up to 1 year thanks to our unique patent-pending design & proprietary RealTrack algorithm. When it's time to replace the filter, the filter replacement LED on the interface will turn red to remind you.

How large of a room can the Blue Signature Small clean?

To achieve maximum performance we recommend placing your unit in a room around 248 ft² room so your air purifier can clean the air at the AHAM recommendation of 4 times every 12.5 minutes.

What are the noise levels?

This unit operates quieter than a whisper on low at 19 db and is no louder than 50 dB on high fan speed.

Does this air purifier help with allergies?

Yes, the purifier captures airborne particles like pollen, dust, mold spores, and pet dander, which are common allergy triggers.

From the manufacturer

Josh Hart x

Breathe cleaner air with the compact power of the Blue Signature Small Smart Air Purifier — designed to deliver powerful air cleaning performance in one of the smallest smart air purifiers available. Perfect for bedrooms, nurseries, dorm rooms, apartments, offices, and small living spaces, it cleans up to 248 sq ft in just 12.5 minutes and up to 1,190 sq ft every hour. Advanced HEPASilent™ filtration technology captures 99.97% of airborne particles down to 0.1 microns, including dust, smoke, pollen, pet dander, allergens, mold spores, and fine particles. The dual filtration system combines electrostatic and mechanical filtration for fast, efficient purification with lower noise and energy consumption. Designed for modern living, Blue Signature Small delivers whisper-quiet performance that helps maintain cleaner indoor air day and night without disrupting sleep, work, or relaxation. Its compact footprint fits easily on nightstands, desks, shelves, countertops, and other small spaces while still providing powerful room coverage. Smart features make clean air effortless. Use the app to monitor air quality, control fan speeds, create schedules, and manage your purifier remotely. Intelligent Auto Mode continuously adjusts performance based on real-time air conditions for optimized cleaning and energy efficiency. Whether you’re looking for an air purifier for pets, allergies, smoke, dust, pollen, or everyday indoor air quality, Blue Signature Small combines premium Scandinavian-inspired design with trusted performance in a sleek, space-saving smart air purifier. Engineered with Surround Boost™ airflow, Blue Signature™ doubles purification efficiency while maintaining a compact, Swedish-inspired design that also functions as a stylish side table. A motion-activated dot matrix display comes to life as you approach, providing glanceable air quality insights with real-time animations. Personalize your experience with multiple optional accessories. Easily control settings, track air quality trends, and schedule cleanings via the connected app. Night Mode and Auto Mode ensure clean air without the noise or hassle, while the quick-swap filter and easy-to-clean surfaces make maintenance a breeze. 3-year limited warranty. Designed for clean air. Built for everyday living. *Tested on Acetaldehyde gas vs. similar leading competitor filter **Tested on PM2.5 up to 90 minutes ***Compared to Blue Pure 211+

Product Description

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