There are 4 results, Your applied filters are, air flowrate 570m³/h (extracted), 500m³/h (recirculated), air flowrate 647m³ per hour, air flowrate 650m³/h, air flowrate ducted 368mâ³/hour, recirculated 270mâ³/hour, air flowrate ducted 389mâ³/hour, recirculated 300mâ³/hour,