Noiseblocker fans are the quietest fans per unit of airflow on the market. They use double ball bearings and are guaranteed for six years. The German made Noiseblocker fans are extremely long-lived using all ball bearing construction. This fan also has an overload protection and an automatic restart function and it is long-lasting, due to its high-quality processing that is world renowned.
Noiseblocker fans are the quietest fans per unit of airflow on the market. They use double ball bearings and are guaranteed for six years. The German made Noiseblocker fans are extremely long-lived using all ball bearing construction. This fan also has an overload protection and an automatic restart function and it is long-lasting, due to its high-quality processing that is world renowned.
Sound level dB/A values are measured according to German DIN standards - 100 cm distance, loudest position, highest value - with power supply fully warmed up. Highest result = full load.