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Coway air purifiers purchased from 1 March 2026 come with warranty coverage for your peace of mind. Please find the warranty periods by model below:<h3 data-start="163" data-end="194" id="warranty-periods-by-model">Warranty Periods (by model)</h3><ul data-start="195" data-end="370"><li data-start="195" data-end="292" style="font-size: 16px;">3-year warranty: Applies to all Coway air purifier models, except those listed below.</li><li data-start="293" data-end="370" style="font-size: 16px;">2-year warranty: Applies to:<ul data-start="332" data-end="370" style="font-size: initial;"><li data-start="332" data-end="350" style="font-size: 16px;">Airmega 50</li><li data-start="353" data-end="370" style="font-size: 16px;">Airmega 100</li></ul></li></ul>For detailed warranty terms and coverage, please refer to your user manual. If you have any questions, feel free to contact us and we will be happy to assist.

Coway air purifiers purchased from 1 March 2026 come with warranty coverage for your peace of mind. Please find the warranty periods by model below:. 3-year warranty: Applies to all Coway air purifier models, except those listed below. 2-year warrant

Warranty Periods (by model) (as of March 2026)

Knowledge Base

Room Coverage

Product Repair Policy ㅣ What if the product is faulty ?

Why do many carbon grains appear to be empty in my activated carbon filter?

What is your filter class? H12? H13

Do Coway products emit ozone or ions?

Do Coway products have UV lamps?

Where is the Perfect Place to Put My Coway Air Purifier?

Do Coway air purifiers remove odors?

What is the length of the power cord / cable?

Where can I find the serial number?

How to register my air purifier ?

What is a HEPA filter?

Do Coway air purifiers cool the air?

Which Coway air purifiers feature a child lock function?

How many air purifier do I need for my home?

Does the air purifier effectively remove pet hair?

Can I use my air purifiers overseas?

How long should I leave my air purifier on?

Promotions & Discounts

How long should I leave my Airmega on?

Clarification on Replacement Filters: 0.3 Microns vs. 0.01 Microns – What’s the Difference?

Is the Airmega Aim still available?

Where can I recycle your air filters?

Proper Filter Management for Your Coway Air Purifier

How often do I have to change the filters?

Particle Sensor and Air Outlet Maintenance | Airmega 300 / 400

Max2 Filter Maintenance | Airmega 300 / 400

Pre-Filter Maintenance | Airmega 300 / 400

Filter Maintenance | Airmega 250

Pre-Filter Maintenance | Airmega 150

Cleaning the Airmega 150

Cleaning the Airmega Mighty

Cleaning the Airmega 100 & Air Quality Indicator (AQI)

Cleaning the Airmega Aim

Air Purifier & Filter Maintenance

The Product or Filter Smells

Noise or Vibration Issues

I cannot turn off the air purifier

I cannot turn on the air purifier

Why is my new air purifier making a loud noise?

Air Purifier Fan Speed Doesn't Change at All

My Airmega's always detecting high levels of pollution (high PM or high VOCs)

My Airmega's always detecting low levels of pollution (low PM or low VOCs)

Why is the airflow weaker than before?

Airmega 50 or Airmega 100 stays on orange light

Air Quality Indicator / Particle Sensor Does Not Work

Troubleshooting Common Issues with Air Purifiers

Can I edit or add anything to my order?

How do I cancel my order?

Where can I find the invoice for my order?

Order-Related Inquiries

Shipping and Delivery

International delivery excluding the UK

How do I track my order?

Shipping & Delivery

Return & Refund

Why is my Coway Airmega Wi-Fi connection cut off frequently?

How can I tell the status of the Wi-Fi LED?

Having trouble connecting/paring the IoCare app?

Why isn’t my Coway Airmega responding to remote controlling from the application?

What if I move my Coway Airmega to a new time zone?

Why isn’t my Coway Airmega operating based on my timer or scheduler settings?

Why is my graph flat or not showing any data?

Having Trouble Opening the IoCare App?

Pairing & Wifi connection issue

How to change an Airmega’s (Wifi Enabled) AQI sensitivity using the IoCare App

Smart App & Pairing

Warranty Periods (by model)

Warranty Periods (by model) (as of March 2026)Updated 10 days ago

Warranty Periods (by model)