Coway Airmega 400
High-capacity True HEPA purifier built for large, open rooms.
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What we like
- Manufacturer-rated for large rooms
- Dual-intake design
- Real-time air-quality indicator
Worth noting
- Premium price tier
- Larger footprint than compact units
A higher-capacity True HEPA purifier that Coway lists for large rooms and open-plan living areas. Manufacturers describe a dual-intake design and a filter system rated to capture fine particulates like dust, pollen, and smoke. Reviewers widely report strong coverage and a clear air-quality readout, and it is often cited in large-room roundups as a premium option.
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