Friction Loss & Pump Discharge Pressure Calculator
Hose Diameter:
Select
1 3/4"
2"
2 1/2"
3" w/ 2 1/2" coupling
3" w/ 3" coupling
4"
5"
Enter GPM:
Hose Length (feet):
Nozzle Pressure (psi):
Smooth Bore (50 psi)
Low Pressure (75 psi)
Smooth-Bore, Master Stream (80 psi)
Combo/TFT (100 psi)
Calculate
Friction Loss:
psi
Pump Discharge Pressure:
psi (rounded up)
Nozzle Reaction:
lbs
Add +5psi (up) or -5psi (down) per floor (elevation)
Calculation Details:
Nozzle Reaction:
lbs