Hoselays
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Utilities
Capacity of Cube / Room (Fluid)
Capacity of Cylinder (fluid)
GPM Calculator (Smooth)
Hoselay Problem Generator
References
Equivalent Flow
Formula Chart
Redline Pump Pressures
Smooth Bore GPM
Maximum Pump Pressures
SDFD Hydraulics Manual
More
Pump Pressure (PP):
Formulas:
PP = NP + TFL
GPM = 30
d
2
√NP
FLR = 2Q
2
Q = GPM / 100
Variables:
NP =
FLR =
L / 100 =
TFL=
TFLR =
GG / GL =
EFF =
EF =
PP =
Solution:
Close
Solution
Solve
Line A Pressure:
Hose Length (Line A)
Length (A)
This field is required
Hose Diameter (Line A)
Hose Dia. (A)
Select Hose Diameter
3/4"
1"
1 1/2"
1 3/4"
2 1/2"
3"
3 1/2"
4"
This field is required
Nozzle Pressure (Line A)
Nozzle PSI (A)
Label
100 psi
80 psi
75 psi
50 psi
25 psi
Type your input data here
This field is required
GPM (Line A)
This field is required
95
125
150
200
250
SMOOTH
SIZE
NP
GPM
3/16"
50 psi
7
1/4"
50 psi
13
3/8"
50 psi
30
1/2"
50 psi
50
5/8"
50 psi
80
3/4"
50 psi
120
7/8"
50 psi
160
1"
50 psi
210
1
⅛
"
50 psi
270
1
¼
"
50 psi
330
1
¼
"
80 psi
400
1
⅜
"
80 psi
500
1
½
"
80 psi
600
1
¾
"
80 psi
800
2"
80 psi
1100
X
Adjustments (+ / - )
Adj (+ / - )
Gravity
This field is required
None
Appliance Loss
Sprinkler Loss
Standpipe Loss
Type your input data here
Line B Pressure:
Hose Length (Line B)
Length (B)
This field is required
Hose Diameter (Line B)
Hose Dia. (B)
Select Hose Diameter
3/4"
1"
1 1/2"
1 3/4"
2 1/2"
3"
3 1/2"
4"
This field is required
Nozzle Pressure (Line B)
Nozzle PSI (B)
Label
100 psi
80 psi
75 psi
50 psi
25 psi
Type your input data here
This field is required
GPM (Line B)
This field is required
95
125
150
200
250
SMOOTH
SIZE
NP
GPM
3/16"
50 psi
7
1/4"
50 psi
13
3/8"
50 psi
30
1/2"
50 psi
50
5/8"
50 psi
80
3/4"
50 psi
120
7/8"
50 psi
160
1"
50 psi
210
1
⅛
"
50 psi
270
1
¼
"
50 psi
330
1
¼
"
80 psi
400
1
⅜
"
80 psi
500
1
½
"
80 psi
600
1
¾
"
80 psi
800
2"
80 psi
1100
X
Adjustments (+ / - )
Adj (+ / - )
Gravity
This field is required
None
Appliance Loss
Sprinkler Loss
Standpipe Loss
Type your input data here
Line C Pressure:
Hose Length (Line C)
Length (C)
This field is required
Hose Diameter (Line C)
Hose Dia. (C)
Select Hose Diameter
3/4"
1"
1 1/2"
1 3/4"
2 1/2"
3"
3 1/2"
4"
This field is required
Nozzle Pressure (Line C)
Nozzle PSI (C)
Label
100 psi
80 psi
75 psi
50 psi
25 psi
Type your input data here
This field is required
GPM (Line C)
This field is required
SMOOTH
SIZE
NP
GPM
3/16"
50 psi
7
1/4"
50 psi
13
3/8"
50 psi
30
1/2"
50 psi
50
5/8"
50 psi
80
3/4"
50 psi
120
7/8"
50 psi
160
1"
50 psi
210
1
⅛
"
50 psi
270
1
¼
"
50 psi
330
1
¼
"
80 psi
400
1
⅜
"
80 psi
500
1
½
"
80 psi
600
1
¾
"
80 psi
800
2"
80 psi
1100
X
Adjustments (+ / - )
Adj (+ / - )
Gravity
This field is required
None
Appliance Loss
Sprinkler Loss
Standpipe Loss
Type your input data here
Version 1.3.6