Pump Discharge Presure
PDP = NP + FL + AFL +/- EL
Nozzle Pressure (NP)
Fog Nozzle
100 psi
Smooth Bore Handline
50 psi
Smooth Bore Master
80 psi
Single Hose Friction Loss (FL)
Hose:
¾
1
1¼
1½
1¾
2½
3
3½
4
4½
5
6
GPM:
Length:
Smooth Bore Nozzle Flow (GPM)
Nozzle Tip:
¾
⅞
15/16
1
1⅛
1¼
1⅜
1½
1¾
2
Application:
Handline
Master Stream
Elevation Friction Loss (EL)
Mode:
By Floor
By Foot
Number:
Appliance Friction Loss (AFL)
2½ to 1½ wye
10 psi (over 350 gpm)
Portable Master
15 psi
Four-way Thief
15 psi
Standpipe
25 psi