Sustainability features
This product has sustainability features recognized by trusted certifications.
Global Recycled Standard
Global Recycled Standard (GRS) certified products contain recycled content that has been independently verified at each stage of the supply chain, from the source to the final product and meet social, environmental, and chemical requirements.
The purchase of Global Recycled Standard (GRS) certified products supports the use of recycled content in the supply chain. A product must contain at least 50% certified GRS material to qualify for inclusion in Climate Pledge Friendly.
Learn more about this certification
Certification Body
GCL International Ltd.
Certification Number
TE-00317690
| Color | White |
| Brand | KNKA |
| Product Dimensions | 8.15"D x 12.36"W x 17.09"H |
| Power Source | Corded Electric (AC) |
| Item Weight | 9.68 Pounds |
| Room Coverage | Up to 3,500 Sq Ft |
| Filter Type | HEPA with Washable Pre-Filter |
| Certification | AHAM Verified |
About this item
- AHAM Verified & High CADR Value: Certified by the Association of Home Appliance Manufacturers, this air purifier provides reliable performance with a Smoke/Dust/PM2.5 CADR of 226 CFM (384 m³/h) and a Pollen CADR of 244 CFM (415 m³/h).
- Efficient Airflow Design: Engineered with dual front-and-back air intakes and dual side outlets, this purifier maximizes circulation for faster air exchange. Filters the air in rooms up to 3,500 ft² once every hour.
- Dual Filters & 3-Stage Design: Equipped with dual front-and-back cartridges, each featuring a three-stage filtration system: a washable pre-filter, a True HEPA filter, and an activated carbon filter.
- PET & ECO Modes: PET Mode increases airflow to tackle pet hair, dander, and odors. ECO Mode saves energy and extends filter lifespan by entering standby when air quality is excellent.
- Multiple Modes & Fan Speeds: Includes Sleep Mode with noise levels as low as 22-24 dB, Auto Mode for effortless adjustments, and four fan speeds for personalized comfort.
- Real-Time Air Quality Display: A built-in sensor monitors indoor air and displays the AQI in real time. Color-coded lights make it easy to check your air quality instantly.
- Hassle-Free Maintenance: The filter replacement indicator notifies you when it's time for a change. For optimal performance, replace the filters every 3–6 months.
APH4000
KNKA
Breathe Clean, Live Fresh
AHAM Verified. Up to 3,500 sq. ft. coverage.
Breathe Clean
AHAM certified purification for spaces up to 3,500 ft²
AHAM Verified & High CADR Certified by the Association of Home Appliance Manufacturers with Smoke/Dust/PM2.5 CADR of 226 CFM (384 m³/h) and Pollen CADR of 242 CFM (411 m³/h).
Dual Filters & 3-Stage Design Equipped with dual front-and-back cartridges, each featuring a washable pre-filter, High-Efficiency filter, and activated carbon filter — traps everything from pet hair to microscopic particles.
Real-Time Air Quality Display Built-in sensor monitors indoor air and displays AQI in real time. Color-coded lights make it easy to check your air quality at a glance.
- Choosing a selection results in a full page refresh.
