Volumetric flow rate.
Imperial gallon per Hours to Gallons per Fortnight Converter — imp gal/h to gal/fn
Convert Imperial gallon per Hours (imp gal/h) to Gallon per Fortnight (gal/fn) using the exact conversion factor (1 imperial gallon per hours = 403.519175 gallon per fortnight). See the formula, worked examples, and conversion table.
Imperial gallon per Hours to Gallons per Fortnight converter
Converter
Flow Rate Converter
Convert volumetric flow rates across metric, US, imperial, industrial, and scientific units.
Context values
Some unit families need one extra value for a physically accurate result.
Volumetric flow rate.
Result = input x 1.26280278e-6 / 3.12947403e-9.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Imperial gallon per Hours to Gallons per Fortnight
Imperial gallon per Hours and Gallon per Fortnight both measure volumetric flow rate — how much volume passes a point over time — used to size pipes and pumps, monitor river or stream discharge, control industrial processes, and set medical infusion rates. Both are volumetric flow rate units.
Formula
gallons per fortnight = imperial gallon per hours × 403.51917497
This factor comes from each unit's defined relationship to the category's base unit: 1 imperial gallon per hours equals 0.00000126280277778 base units, and 1 gallon per fortnight equals 3.129474e-9 base units, so dividing one by the other gives the direct imperial gallon per hours-to-gallon per fortnight factor of 403.51917497.
Simple example
1 imp gal/h × 403.519175 = 403.519175 gal/fn
1 imperial gallon per hours = 403.519175 gallons per fortnight.
Real-world example
60 imp gal/h × 403.519175 = 24,211.1505 gal/fn
60 imperial gallon per hours = 24,211.1505 gallons per fortnight.
Conversion table
| Imperial gallon per Hours (imp gal/h) | Gallon per Fortnight (gal/fn) |
|---|---|
| 0.1 imp gal/h | 40.3519175 gal/fn |
| 1 imp gal/h | 403.519175 gal/fn |
| 10 imp gal/h | 4,035.19175 gal/fn |
| 60 imp gal/h | 24,211.1505 gal/fn |
| 100 imp gal/h | 40,351.9175 gal/fn |
| 1,000 imp gal/h | 403,519.175 gal/fn |
Reverse conversion: Gallon per Fortnight to Imperial gallon per Hours
403.519175 gal/fn × 0.002478196978 = 1 imp gal/h
403.519175 gallons per fortnight = 1 imperial gallon per hours.
imperial gallon per hours = gallons per fortnight × 0.00247819697806
For a page dedicated to this direction, see Gallon per Fortnight to Imperial gallon per Hours.
Understanding the Imperial gallon per Hours (imp gal/h)
Volumetric flow rate.
Understanding the Gallon per Fortnight (gal/fn)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many gallons per fortnight are in 1 imperial gallon per hours?
1 imperial gallon per hours equals 403.519175 gallons per fortnight, using the exact defined conversion factor rather than an estimate.
How do I convert imperial gallon per hours to gallon per fortnight?
Multiply the imperial gallon per hours value by 403.519175. The converter above does this instantly to whatever precision you set.
How do I convert gallon per fortnight back to imperial gallon per hours?
Use the reverse factor: 1 gallon per fortnight equals 0.002478197 imperial gallon per hours. You can also use the swap control in the converter above to flip the direction instantly.
What is a imperial gallon per hours?
Imperial gallon per Hours (imp gal/h) is a unit of flow rate.
What is a gallon per fortnight?
Gallon per Fortnight (gal/fn) is a unit of flow rate.
Is the imperial gallon per hours to gallon per fortnight conversion exact?
Yes. Both imperial gallon per hours and gallon per fortnight are defined by fixed standards rather than physical artifacts, so the factor of 403.519175 used above is exact to as many digits as you choose to display.
What's the difference between volumetric and mass flow rate?
Volumetric flow rate measures the volume of fluid passing a point per unit time (for example, liters per second). Mass flow rate measures the mass instead. For a fluid of constant density the two are directly proportional, but for compressible fluids like gases, mass flow is often the more meaningful quantity.