Equipped with high-efficiency two-stage filters, purifying PM2.5 up to 99.8%, the fans adopt brushless DC motors, which enable quiet operation - noise as low as 21dBA and achieve energy savings. Slim shape design saves more installation space. Metal cabinet and fan blades are anti- corrison and anti-desformation. Constant airflow technology provides constant fresh air at the designed duct length. Models with various airflows range can be selected, based on different room sizes

Features & Benefits

Energy-saving Brushless DC Motor

High-efficiency Two-stage Filters

Constant Airflow Technology

Positive-pressure Ventilation

Easy Installation Quiet Operation

Three-year Limited Warranty (specified in the product warranty details)