1. Select your Coway Self Service product

Bringing more convenience to more service areas!
Customers can easily and comfortably manage their Coway products with our automatic filter delivery system.
Customers can easily and comfortably manage their Coway products with our automatic filter delivery system.




Eliminate the hassle of remembering replacement cycles.
Filters and cleaning kit are shipped to you automatically.
Easy-to-follow steps with all materials provided.
Coway by the numbers
Coway's scale, research, and sustainability work is what stands behind every lease, self-service box, and service visit.
No.1
Brand in Korea
Based on 2025 K-BPI survey data for water purifiers and air purifiers in the Korean market.
10.89M
Accounts
Active Coway accounts worldwide as of 2024.
KRW 4.3T
Revenue
Total group revenue reported in fiscal year 2024.
300+
R&D personnel
Engineers and scientists across Coway's R&D centers as of 2024.
5,779
Intellectual capital
Utility models, trademarks, and registered designs held as of 2024.
50+
Countries
Coway operates across more than 50 countries worldwide.
100%
Zero waste goal
Coway's 2024 target for plant waste recycling — a step toward a cleaner operation.
Our Heart Service program covers installation and regular maintenance in-person — total peace of mind for your family.