Preair has always believed that all the success of our company is directly related to the quality of the products we provide. Preair dehumidifiers have obtained German GS certification, ETL certification, CRAA certification, UKCA certification, SAA certification, CE certification, ROHS certification, REACH certification, IOS certification, and 3C certification.

Preair dehumidifiers have obtained various certifications as well as nine invention patents and 46 patented technologies. If you want to buy safe, reliable, and high-quality dehumidifiers, please contact us.

Certificate of Preair
Certification of Preair
After-sale Service Management Certificate of Preair
Test Verification of Conformity
Test Verification of Conformity of Preair Dehumidifier
Test Verification for Preair Dehumidifier