There are 4 results, Your applied filters are, air flowrate 570m³/h (extracted), 500m³/h (recirculated), air flowrate ducted 453mâ³/hour, recirculated 320mâ³/hour, air flowrate 644m³/h, air flowrate 650m³/h, air flowrate ducted 458mâ³/hour, recirculated 310mâ³/hour,