The Units section lets you set the measurement units specific to your project.
Each category provides options to tailor units according to regional preferences:
AUS Region Projects: Default to Metric Units
UK Region Projects: Default to Metric Units
US Region Projects: Default to Imperial Units
Regardless of the Region chosen when starting a new project - Units may be changed under the Units tab in Settings.
Length
Millimetres/metres
Inches/feet
Pipe Pressure (For Water Systems)
Kilopascals (kPa)
Pascals (Pa)
PSI
Bar
Inches W.C. (in W.C.)
Duct Pressure (For Water Systems)
Kilopascals (kPa)
Pascals (Pa)
PSI
Bar
Inches W.C. (in W.C.)
Pipe Pressure Drop Rate
Kilopascals per Meter (kPa/m)
Pascals per Meter (Pa/m)
PSI per 100 Feet (psi/100ft)
Inches of Water Column per 100 Feet (in W.C./100ft)
Duct Pressure Drop Rate
Kilopascals per Meter (kPa/m)
Pascals per Meter (Pa/m)
PSI per 100 Feet (psi/100ft)
Inches of Water Column per 100 Feet (in W.C./100ft)
Pipe Velocity
Meters per Second (m/s)
Feet per Second (ft/s)
Feet per Minute (FPM)
Duct Velocity
Meters per Second (m/s)
Feet per Second (ft/s)
Feet per Minute (FPM)
Temperature
Celsius (°C)
Fahrenheit (°F)
Pipe Flow Rate
Liters per Second (L/s)
Liters per Minute (L/min)
Liters per Hour (L/hr)
Cubic Meters per Hour (m³/hr)
Cubic Meters per Minute (CFM)
Cubic Feet per Hour (CFH)
Gallons per Minute (gal/min)
US Gallons per Minute (US gal/min)
Duct Flow Rate
Liters per Second (L/s)
Liters per Minute (L/min)
Liters per Hour (L/hr)
Cubic Meters per Hour (m³/hr)
Cubic Meters per Minute (CFM)
Cubic Feet per Hour (CFH)
Gallons per Minute (gal/min)
US Gallons per Minute (US gal/min)
Volume
Litres
Gallons
Gas Energy
Megajoules (MJ)
Therms (Btu)
Watts (W)
Kilowatts (KW)
Tons (tons)
Mechanical Energy
Therms (Btu)
Watts (W)
Kilowatts (KW)
Tons (tons)
Currency
Dollars
Pounds