Good quality does not have to be expensive like the new Silent Fan Series from (((Noiseblocker))) aver. The ideal compromise between loudness, quality and favourable price.
Designed in Germany
The failure rate is below 0,15% on 100 000 units per year.
Warrenty : 2 years
Airflow: 69-128 m3/h
Connection: 4 Pin PWM