COWAY Air Purifiers for Large Room Whole Home Up to 4,253ft², 2 Sets of XL Washable Pre-Filters and HEPA Filters for Dual Purification, AQI, Turbo Mode, Timer, Wheels, 5yr Warranty, ProX(W)

We last tracked this at $629.99 (as low as 37% off list price) on June 22, 2026. Amazon deals rotate fast — this one is no longer active, but similar deals come back often.