Water Info

Formulas and Conversions for Water Main Design


Find Headloss in Parallel Pipes

Enter a Flow through Pipe System in Gallons per Minute:

Pipe 1

Enter a Diameter in Inches:

Enter a Length in Feet:

Enter a Coefficient of Friction as C:

Pipe 2

Enter a Diameter in Inches:

Enter a Length in Feet:

Enter a Coefficient of Friction as C:

Pipe 3

Enter a Diameter in Inches:

Enter a Length in Feet:

Enter a Coefficient of Friction as C:

Pipe 4 (if you need)

Enter a Diameter in Inches:

Enter a Length in Feet:

Enter a Coefficient of Friction as C:

Click this button to calculate the H in feet:

Headloss in ft: