Technology that connects
the world transparently
— ClearChang
Through technology, we aim to create ‘sustainable air’ and build a world
where clean air, intelligent automation, and environmental responsibility coexist
— The World’s Leading Natural Ventilation Home-Care System
By combining state-of-the-art nano-fiber technology with eco-friendly inorganic antimicrobial materials, our natural-ventilation home-care system effectively blocks PM2.5—classified as a Group 1 carcinogen—and promotes natural air circulation that mitigates indoor air quality risks.
ClearChang aims to become the window that opens to a healthier Korea.
ClearChang aims to become the window that opens to a healthier Korea.
Product Introduction
Our key product lines include specialized window systems ranging from nano-fiber dust screens that effectively block fine dust, insects, yellow dust, and rainwater to window-mounted air purifiers.
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Feelter
Each cell of the insect screen is coated with a nanofiber web that captures dust particles such as pollen, yellow dust, and fine dust.
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Anti-Mimon
Equipped with a roll screen speed control device, an integrated buttonoperated opening and closing system, applied in the form of a roll screen crafted with laser-cut film by hand.
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Hwachang
A ventilation window with a dust-proof screen attached to the gallery window that blocks a certain amount of yellow dust, pollen, and ultra-fine dust while preventing the natural inflow of rainwater.
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Rebreeze AI
Fresh air flowing in~~~
Rebreeze, a window-mounted air purifier for ventilation.
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Dr. Win.Do
This product allows the insect screen and dust screen to be installed on both sides, and the window can be fully opened with the central button.
Installation
Exported to Mongolia and Kazakhstan; widely installed in government offices,
childcare centers, schools, senior centers, and other public institutions nationwide.
Customer Service
We strive to contribute to the health of families and the well-being of the nation through advanced nano-technology.