There are 4 results, Your applied filters are, air flowrate 570m³/h (extracted), 500m³/h (recirculated), air flowrate ducted 365mâ³/hour, recirculated 200â³/hour, air flowrate 475m³/h, air flowrate 710m³/hr, air flowrate ducted 389mâ³/hour, recirculated 300mâ³/hour,