The Coway Storm 4 Stage HEPA Air Purifier is designed to enhance indoor air quality with advanced fine dust filtration. Its powerful 4-stage HEPA system effectively removes pollutants, ensuring a cleaner and healthier living space.

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  Advanced air purification. Removes fine dust and pollutants for a healthier space.


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  4-stage filtration. Eliminates 99.9% of ultra-fine particles and 98% of harmful gases.


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  Real-time air monitoring. Multi-coloured indicator shows air quality status.


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  Wide air coverage. Multi-directional airflow extends up to 6m.


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  Fast purification. Cycles through three modes for quick air cleaning.


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  Efficient airflow control. Dual-power system for faster purification.


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  Powerful circulation. Filters household dust and outdoor pollutants.


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  Easy maintenance. Filter indicator and detachable grilles for simple cleaning.

Powerful 4-stage filtration system

The Coway Storm features a four-tier filtration system, including a pre-filter, fine dust filter, deodorisation filter and HEPA filter. This advanced setup effectively removes 99.9% of ultra-fine particles as small as 0.02um and eliminates 98% of harmful gases, ensuring a cleaner indoor environment.

Smart air quality monitoring

The multi-coloured air quality indicator gives real-time updates on indoor air conditions, making it easy to monitor air purity at a glance.

Dynamic air circulation and coverage

With versatile circulation modes and multi-directional airflow options, this air purifier ensures thorough air purification across your living space, adapting to different room layouts for optimal efficiency. Extends airflow up to 6m, enhancing indoor air circulation for better coverage.

Quick and effective purification

Cleans the air swiftly by cycling through surround mode 3 minutes, Air Jet Mode 2 minutes and normal flow 5 minutes for comprehensive whole-house purification.

Enhanced airflow control

Features a powerful dual-power system that efficiently inhales contaminated air, while a front-facing accumulator ensures faster and more precise air purification.

High-performance air circulation

Effectively distributes clean air across large spaces, removing household dust and outdoor pollutants for a healthier indoor environment.

Hassle-free maintenance

A filter replacement indicator and detachable outlet and front grilles make cleaning and upkeep simple and convenient.