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Knowledge Base

Discover more general information related to Coway products

Room Coverage

Room coverage of the product is based on its CADR (Clean Air Delivery Rate), calculated by a certified third party lab. It shows a room's size, with a height of 2.4m, circulating the filtered air at around 1.6 times per hour. Please select the produc

Product Repair Policy ㅣ What if the product is faulty ?

If you have a problem with your product, first check if it's something you can resolve on your own. Most issues can be resolved with a few simple steps. Please refer to [this link] for troubleshooting tips. If the issue persists, please contact us vi

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

Coway utilizes high-performance activated carbon filters to optimize the efficacy of our products. Activated carbon is produced by subjecting coconuts to high temperatures and captures odors and other chemicals through the microscopic pores in the ac

What is your filter class? H12? H13

Our filters can be categorized as H13, except for the Hue&Healing filter. However, the more important aspect of our technology is its ability to maximize and optimize performance and removal rates as a filter system

Do Coway products emit ozone or ions?

Currently, the only model that produces ions is Airmega Mighty. However, the Airmega Mighty AP-1512 is CARB certified in the U.S. To be certified, all air purifiers must undergo electrical safety testing. Electronic air purifiers must also undergo oz

Do Coway products have UV lamps?

Coway air purifiers do not have UV lamps inside. However, Coway's unique GreenHEPA™ technology inactivates the virus and bacteria trapped by the filter.

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

Here's how to place your machine for better performance, and to avoid some common mistakes.

Do Coway air purifiers remove odors?

The activated carbon filter in Coway air purifiers effectively removes odors generated from food or chemicals through high-purity carbon generated from burning coconut shells. However, odors are not only present in the air but can also adhere to surf

What is the length of the power cord / cable?

What is the length of the power cord / cable?

Where can I find the serial number?

The serial number is displayed on a label attached to the back of the product, located just below the barcode. It consists of a combination of 18 characters and numbers. If you have difficulty providing the serial number when making inquiries, you ca

How to register my air purifier ?

What is a HEPA filter?

What does HEPA mean and where did it come from?HEPA, which stands for High Efficiency Particulate Air, is a designation used to describe filters that are able to trap 99.97 percent of particles that are 0.3 microns. Though the HEPA standard and certi

Do Coway air purifiers cool the air?

Coway air purifiers are specifically designed to purify the air, and using them as air coolers may not meet your expectations. Therefore, we do not encourage using them for cooling purposes. If you're looking for a cooling solution, we recommend expl

Which Coway air purifiers feature a child lock function?

Coway Airmega Jet and Airmega 250 air purfiers feature a child lock function

How many air purifier do I need for my home?

To determine how many air purifiers are needed for a house, it's important to consider the following aspects:. Room Size and Layout: The size of each room and the overall layout of the house play a crucial role. Larger rooms or open-concept spaces ma

Does the air purifier effectively remove pet hair?

Pet hair consists of large particles that are mostly filtered out by the pre-filter of the air purifier. However, due to the weight of pet hair compared to regular dust, there are limitations to how effectively the air purifier can suck in hair that

Can I use my air purifiers overseas?

Coway air purifiers sold in the UK market are intended for domestic (UK) use only. They are designed to meet the specific frequency and voltage requirements of the UK and should not be used in other countries.

How long should I leave my air purifier on?

Coway air purifiers are recommended to run continuously to provide adequate filtration and air circulation. Additionally, we suggest setting the device to AUTO or ECO mode.

Promotions & Discounts

You can click [this link] to find out more about our current promotions and discounts on our products. Additionally, we occasionally offer special discount codes, which will be visible at the top of our webpage. If a discount code doesn’t work, pleas

Coway Water Purifiers

Coway Water Purifiers

How long should I leave my Airmega on?

To ensure optimal performance and accurate reporting, Coway air purifiers should be run continuously. Running the unit only for a few hours at a time can reduce its efficiency and affect the accuracy of reports (for Wi-Fi enabled products).

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

The 0.3 micron specification in our manual refers specifically to the performance of the HEPA filter itself. This is the standard rating for HEPA-grade filters, which are tested to capture 99.97% of particles at that size. However, Coway’s air purifi