There are 4 results, Your applied filters are, air flowrate 270kwh, air flowrate ducted 474mâ³/hour, recirculated 320mâ³/hour, air flowrate ducted 752m³/h, recirculated 752m³/h, air flowrate 400m³ per hour, air flowrate ducted 660m³/h, recirculated 660m³/h,