About This

• CLEANER AIR IN MINUTES: PuroAir is proven to filter the pollutants lurking in your home’s air. This large room air purifier cleans rooms up to 2,000 sq ft in one hour.* Breathe clean, crisp air and kiss your allergies goodbye! (Based on independent testing in an ISO 17025 certified lab and typical residential room’s ventilation rates, 2025.)
• POWERFUL AIR FILTER: PuroAir HEPA air purifiers for home feature a powerful 3-layer filtration system—a pre-filter, HEPA filter, and activated carbon—that filter up to 99.9% of pollutants, including dust, pollen, smoke, pet dander, and VOCs. PuroAir air filters can filter particles 700X smaller than the size of a human hair.* (Based on filter performance standards and independent testing on inanimate particles in an ISO 17025 laboratory, 2024.)
• BACKED BY SCIENCE: Lab tested and studied to filter the most common household pollutants with ease. Better filtration means improved allergy symptoms and improved sleep quality.* Certified by CARB, ETL, ISO, and UL. (Based on SleepScore's independent lab testing, 2024)
• QUIETLY CLEANS 24/7: A smart particle sensor monitors air quality and increases power if polluted air is detected. Set it and forget it! Perfect air purifiers for bedroom, with a built in sleep mode that operates quietly. Designed to be used 24/7.
• RISK-FREE WARRANTY: In partnership with American Lung Association, over 1 Million families now trust PuroAir to keep their air clean. Have a problem or question? Our team is here to make it right under our 2-year warranty. Proudly based in the USA.

Overview

• Product Dimensions ‏ : ‎ 17.5 x 10.6 x 12.5 inches; 14.73 pounds
• Item model number ‏ : ‎ PuroAir 400
• Date First Available ‏ : ‎ April 29, 2023
• Manufacturer ‏ : ‎ PuroAir
• ASIN ‏ : ‎ B0C3FXZLZ5
• Best Sellers Rank: #1,361 in Home & Kitchen (See Top 100 in Home & Kitchen) #8 in HEPA Filter Air Purifiers
• #8 in HEPA Filter Air Purifiers
• Customer Reviews: 4.5 4.5 out of 5 stars (19,932)