Powerful PuroAir 400 HEPA Air Purifiers for Home Large Rooms - Covers 2,000 Sq ft (2 Pack)

Experience cleaner air with our top-best home air purifier and HEPA air filter. It captures up to 99.9% of pollutants and features auto mode, whisper-quiet sleep mode, and a three-layer filtration system. Ideal for rooms up to 2,000 sq ft* in an hour.

The PuroAir 400 Air Purifier is engineered for small and large rooms like nurseries, bedrooms, home offices, gyms, kitchens, and family rooms. It filters up to 99.9% of air pollutants including dust, pollen, pet dander, smoke, odors, and more.* The PuroAir 400 filters unwanted particles while enhancing overall air quality. Now you can breathe easier with a high-performance air purifier created for you and your family. This air filtration system offers a range of health benefits and is proven to improve sleep and reduce allergy symptoms.**

The PuroAir 400 is designed for your convenience and comfort. It adjusts fan speed based on air quality with auto mode and four manual modes, providing continuous clean air 24/7. The whisper-quiet sleep mode operates at just 36 decibels on low speed, so you can sleep peacefully. It covers rooms up to 2,000 sq ft* in an hour for quick, clean air. User-friendly features include touch display controls, timer settings, a filter replacement indicator, and a child lock for added safety.

Recognized nationally for excellence, the PuroAir 400 guarantees high-quality performance. It’s Energy Star Certified and California Air Resource Board Certified ensuring unmatched performance and reliability.

When you purchase this air purifier, you’ll receive the PuroAir 400, a three-layer air filter, a user manual, and a 2-year warranty.

At PuroAir, our approach to clean air starts with real science. This drives our mission to create effective, data-driven purification solutions for indoor spaces. Each model comes with a two year warranty.

*Based on independent testing in an ISO 17025-certified lab and typical residential ventilation rates. Results may vary.
**Based on research conducted in a 2024 Sleep Score Labs test where participants reported an 57% improvement in sleep quality and 27% improvement in nighttime allergy symptoms.