Static Pressure14 Duct Type5. Static Pressure050010001500200025000 10 20 30 40 90 100 110 120 130Air flow rate (m3/h)50 60 70 80External static pressure (Pa)36K0500100015002000250030000 10 20 30 40 90 100 110 120 130Air flow rate (m3/h)50 60 70 80External static pressure (Pa)48K