Flow rate

Cubic metres per second, litres per minute, GPM, and CFM.

7 units

1 Litre per minute = 0.2641720524 US gallon per minute

Quick table

Sample conversions from Litre per minute to US gallon per minute
Litre per minuteUS gallon per minute
0.10.02641720524
0.50.1320860262
10.2641720524
20.5283441047
51.3208602618
102.6417205236
256.604301309
5013.208602618
10026.417205236

How this system works

Hydraulics and HVAC never agreed on a unit. SI prefers cubic metres per second or litres per minute; US plumbing uses gallons per minute; air handling uses cubic feet per minute. Convert carefully: a US gallon is not an imperial gallon.

Base unit: cubic metre per second. Litre per minute is Metric; US gallon per minute is US customary.

History and fun facts

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