There are 4 results, Your applied filters are, noise level over 60db, air flowrate 620m³/h (ducted), 390m³/h (recirculated), air flowrate ducted 740m³/h, recirculated 740m³/h, air flowrate 720m³ per hour, air flowrate ducted 410mâ³/hour, recirculated 300mâ³/hour,