Conversions   Please use a decimal point and not a comma to indicate the decimal place! Pressure Volume Capacity kPa m³ kW mbar l PS Psi cf   (cubic foot) hp at in³  (cubic inch) kpm/s atm yd³ (cubic yard) cal/s mm water column gallon British kcal/h Torr gallon USA   Temperature Flow rate Energy C° m³/min kWh K l/min kpm F l/s kcal   cmf   (cf/min)    kJ