PGP
®
 ULTRA/I-20 
PERFORMANCE CHARTS
www.hunterindustries.com
GREEN HIGH FLOW  
NOZZLES 
P/N 4 4 800
PGP® ULTRA / I-20 BLUE STANDARD NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
1.5              
25 29 1.2 0.27 0.32
35 31 1.4 0.28 0.32
Blue
45 31 1.5 0.30 0.35
55 32 1.8 0.34 0.39
65 32 1.9 0.36 0.41
2.0 
25 33 1.4 0.25 0.29
35 33 1.7 0.30 0.35
Blue
45 34 2.0 0.33 0.38
55 34 2.1 0.35 0.40
65 32 2.3 0.43 0.50
2.5              
25 33 1.7 0.30 0.35
35 35 2.1 0.33 0.38
Blue
45 35 2.5 0.39 0.45
55 35 2.6 0.41 0.47
65 35 2.9 0.46 0.53
3.0 
25 35 2.2 0.35 0.40
35 36 2.7 0.40 0.46
Blue
45 38 3.0 0.40 0.46
55 39 3.4 0.43 0.50
65 39 3.7 0.47 0.54
4.0              
25 37 3.0 0.42 0.49
35 39 3.5 0.44 0.51
Blue
45 40 4.0 0.48 0.56
55 41 4.5 0.52 0.60
65 41 4.8 0.55 0.63
5.0 
25 37 3.7 0.52 0.60
35 39 4.5 0.57 0.66
Blue
45 42 5.0 0.55 0.63
55 42 5.7 0.62 0.72
65 42 6.2 0.68 0.78
6.0              
25 38 4.3 0.57 0.66
35 40 5.6 0.67 0.78
Blue
45 43 6.0 0.62 0.72
55 44 6.7 0.67 0.77
65 44 7.3 0.73 0.84
8.0 
25 37 6.0 0.84 0.97
35 41 7.0 0.80 0.93
Blue
45 44 8.0 0.80 0.92
55 46 9.0 0.82 0.95
65 46 9.8 0.89 1.03
PGP ULTRA / I-20 GRAY LOW ANGLE NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
2.0
LA
30 25 1.6 0.49 0.57
40 27 1.9 0.50 0.58
50 28 2.1 0.52 0.60
Gray
60 30 2.3 0.49 0.57
2.5
LA
30 27  2.1 0.55 0.64
40 30 2.5 0.53 0.62
50 33 2.8 0.49 0.57
Gray
60 35 3.0 0.47 0.54
3.5
LA
30 29 2.8 0.64 0.74
40 32 3.1 0.58 0.67
50 35 3.5 0.55 0.64
Gray
60 37 3.8 0.53 0.62
4.5
LA
30 29 3.4 0.78 0.90
40 32 3.9 0.73 0.85
50 35 4.4 0.69 0.80
Gray
60 37 4.7 0.66 0.76
PGP ULTRA / I-20 BLACK SHORT RADIUS NOZZLE 
PERFORMANCE DATA (18'/25')
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
.50
SR
30 17 0.36 0.24 0.28
40 17 0.43 0.29 0.33
50 18 0.50 0.30 0.34
Black
60 19 0.57 0.30 0.35
1.0
SR
30 17 0.78 0.52 0.60
40 17 0.90 0.60 0.69
50 18 1.00 0.59 0.69
Black
60 19 1.10 0.59 0.68
2.0
SR
30 17 1.40 0.93 1.08
40 17 1.70 1.13 1.31
50 18 2.00 1.19 1.37
Black
60 19 2.20 1.17 1.35
.75
SR
30 23 0.58 0.21 0.24
40 24 0.68 0.23 0.26
50 25 0.75 0.23 0.27
Black
60 26 0.83 0.24 0.27
1.5
SR
30 23 1.10 0.40 0.46
40 24 1.30 0.43 0.50
50 25 1.50 0.46 0.53
Black
60 26 1.60 0.46 0.53
3.0
SR
30 23 2.50 0.91 1.05
40 24 2.70 0.90 1.04
50 25 3.00 0.92 1.07
Black
60 26 3.10 0.88 1.02
Bold = Recommended pressure
Note:
All precipitation rates calculated for 180° operation. For the 
precipitation rate for a 360° sprinkler, divide by 2.
PGP ULTRA / I-20 GREEN HIGH FLOW NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
10
40 42 8.4 0.92 1.06
50 43 9.5 0.99 1.14
Dk. Green
60 45 10.5 1.00 1.15
70 47 11.4 0.99 1.15
13
40 43 10.9 1.13 1.31
50 44 12.3 1.22 1.41
Dk. Green
60 45 13.6 1.29 1.49
70 47 14.8 1.29 1.49
6.0
LA
30 31 4.2 0.84 0.97
40 35 5.0 0.79 0.91
50 37 5.8 0.82 0.94
Dk. Green
60 39 6.3 0.80 0.92
8.0
LA
40 37 6.7 0.94 1.09
50 39 7.7 0.97 1.13
60 41 8.5 0.97 1.12
Dk. Green
70 41 9.2 1.05 1.22
PGP ULTRA / I-20 
NOZZLES
Blue Standard / Gray 
Low Angle
(P/ N 7829 0 0)
Dk. Green High Flow
(P/N 444800)
Black Short Radius
(P/ N 4 66 10 0)
PGP® ULTRA / I-20 BLUE STANDARD NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
1.5              
25 29 1.2 0.27 0.32
35 31 1.4 0.28 0.32
Blue
45 31 1.5 0.30 0.35
55 32 1.8 0.34 0.39
65 32 1.9 0.36 0.41
2.0 
25 33 1.4 0.25 0.29
35 33 1.7 0.30 0.35
Blue
45 34 2.0 0.33 0.38
55 34 2.1 0.35 0.40
65 32 2.3 0.43 0.50
2.5              
25 33 1.7 0.30 0.35
35 35 2.1 0.33 0.38
Blue
45 35 2.5 0.39 0.45
55 35 2.6 0.41 0.47
65 35 2.9 0.46 0.53
3.0 
25 35 2.2 0.35 0.40
35 36 2.7 0.40 0.46
Blue
45 38 3.0 0.40 0.46
55 39 3.4 0.43 0.50
65 39 3.7 0.47 0.54
4.0              
25 37 3.0 0.42 0.49
35 39 3.5 0.44 0.51
Blue
45 40 4.0 0.48 0.56
55 41 4.5 0.52 0.60
65 41 4.8 0.55 0.63
5.0 
25 37 3.7 0.52 0.60
35 39 4.5 0.57 0.66
Blue
45 42 5.0 0.55 0.63
55 42 5.7 0.62 0.72
65 42 6.2 0.68 0.78
6.0              
25 38 4.3 0.57 0.66
35 40 5.6 0.67 0.78
Blue
45 43 6.0 0.62 0.72
55 44 6.7 0.67 0.77
65 44 7.3 0.73 0.84
8.0 
25 37 6.0 0.84 0.97
35 41 7.0 0.80 0.93
Blue
45 44 8.0 0.80 0.92
55 46 9.0 0.82 0.95
65 46 9.8 0.89 1.03
PGP ULTRA / I-20 GRAY LOW ANGLE NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
2.0
LA
30 25 1.6 0.49 0.57
40 27 1.9 0.50 0.58
50 28 2.1 0.52 0.60
Gray
60 30 2.3 0.49 0.57
2.5
LA
30 27  2.1 0.55 0.64
40 30 2.5 0.53 0.62
50 33 2.8 0.49 0.57
Gray
60 35 3.0 0.47 0.54
3.5
LA
30 29 2.8 0.64 0.74
40 32 3.1 0.58 0.67
50 35 3.5 0.55 0.64
Gray
60 37 3.8 0.53 0.62
4.5
LA
30 29 3.4 0.78 0.90
40 32 3.9 0.73 0.85
50 35 4.4 0.69 0.80
Gray
60 37 4.7 0.66 0.76
PGP ULTRA / I-20 BLACK SHORT RADIUS NOZZLE 
PERFORMANCE DATA (18'/25')
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
.50
SR
30 17 0.36 0.24 0.28
40 17 0.43 0.29 0.33
50 18 0.50 0.30 0.34
Black
60 19 0.57 0.30 0.35
1.0
SR
30 17 0.78 0.52 0.60
40 17 0.90 0.60 0.69
50 18 1.00 0.59 0.69
Black
60 19 1.10 0.59 0.68
2.0
SR
30 17 1.40 0.93 1.08
40 17 1.70 1.13 1.31
50 18 2.00 1.19 1.37
Black
60 19 2.20 1.17 1.35
.75
SR
30 23 0.58 0.21 0.24
40 24 0.68 0.23 0.26
50 25 0.75 0.23 0.27
Black
60 26 0.83 0.24 0.27
1.5
SR
30 23 1.10 0.40 0.46
40 24 1.30 0.43 0.50
50 25 1.50 0.46 0.53
Black
60 26 1.60 0.46 0.53
3.0
SR
30 23 2.50 0.91 1.05
40 24 2.70 0.90 1.04
50 25 3.00 0.92 1.07
Black
60 26 3.10 0.88 1.02
Bold = Recommended pressure
Note:
All precipitation rates calculated for 180° operation. For the 
precipitation rate for a 360° sprinkler, divide by 2.
PGP ULTRA / I-20 GREEN HIGH FLOW NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
10
40 42 8.4 0.92 1.06
50 43 9.5 0.99 1.14
Dk. Green
60 45 10.5 1.00 1.15
70 47 11.4 0.99 1.15
13
40 43 10.9 1.13 1.31
50 44 12.3 1.22 1.41
Dk. Green
60 45 13.6 1.29 1.49
70 47 14.8 1.29 1.49
6.0
LA
30 31 4.2 0.84 0.97
40 35 5.0 0.79 0.91
50 37 5.8 0.82 0.94
Dk. Green
60 39 6.3 0.80 0.92
8.0
LA
40 37 6.7 0.94 1.09
50 39 7.7 0.97 1.13
60 41 8.5 0.97 1.12
Dk. Green
70 41 9.2 1.05 1.22
PGP ULTRA / I-20 
NOZZLES
Blue Standard / Gray 
Low Angle
(P/ N 78290 0)
Dk. Green High Flow
(P/N 444800)
Black Short Radius
(P/ N 4 66 10 0)
PGP® ULTRA / I-20 BLUE STANDARD NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
1.5              
25 29 1.2 0.27 0.32
35 31 1.4 0.28 0.32
Blue
45 31 1.5 0.30 0.35
55 32 1.8 0.34 0.39
65 32 1.9 0.36 0.41
2.0 
25 33 1.4 0.25 0.29
35 33 1.7 0.30 0.35
Blue
45 34 2.0 0.33 0.38
55 34 2.1 0.35 0.40
65 32 2.3 0.43 0.50
2.5              
25 33 1.7 0.30 0.35
35 35 2.1 0.33 0.38
Blue
45 35 2.5 0.39 0.45
55 35 2.6 0.41 0.47
65 35 2.9 0.46 0.53
3.0 
25 35 2.2 0.35 0.40
35 36 2.7 0.40 0.46
Blue
45 38 3.0 0.40 0.46
55 39 3.4 0.43 0.50
65 39 3.7 0.47 0.54
4.0              
25 37 3.0 0.42 0.49
35 39 3.5 0.44 0.51
Blue
45 40 4.0 0.48 0.56
55 41 4.5 0.52 0.60
65 41 4.8 0.55 0.63
5.0 
25 37 3.7 0.52 0.60
35 39 4.5 0.57 0.66
Blue
45 42 5.0 0.55 0.63
55 42 5.7 0.62 0.72
65 42 6.2 0.68 0.78
6.0              
25 38 4.3 0.57 0.66
35 40 5.6 0.67 0.78
Blue
45 43 6.0 0.62 0.72
55 44 6.7 0.67 0.77
65 44 7.3 0.73 0.84
8.0 
25 37 6.0 0.84 0.97
35 41 7.0 0.80 0.93
Blue
45 44 8.0 0.80 0.92
55 46 9.0 0.82 0.95
65 46 9.8 0.89 1.03
PGP ULTRA / I-20 GRAY LOW ANGLE NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
2.0
LA
30 25 1.6 0.49 0.57
40 27 1.9 0.50 0.58
50 28 2.1 0.52 0.60
Gray
60 30 2.3 0.49 0.57
2.5
LA
30 27  2.1 0.55 0.64
40 30 2.5 0.53 0.62
50 33 2.8 0.49 0.57
Gray
60 35 3.0 0.47 0.54
3.5
LA
30 29 2.8 0.64 0.74
40 32 3.1 0.58 0.67
50 35 3.5 0.55 0.64
Gray
60 37 3.8 0.53 0.62
4.5
LA
30 29 3.4 0.78 0.90
40 32 3.9 0.73 0.85
50 35 4.4 0.69 0.80
Gray
60 37 4.7 0.66 0.76
PGP ULTRA / I-20 BLACK SHORT RADIUS NOZZLE 
PERFORMANCE DATA (18'/25')
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
.50
SR
30 17 0.36 0.24 0.28
40 17 0.43 0.29 0.33
50 18 0.50 0.30 0.34
Black
60 19 0.57 0.30 0.35
1.0
SR
30 17 0.78 0.52 0.60
40 17 0.90 0.60 0.69
50 18 1.00 0.59 0.69
Black
60 19 1.10 0.59 0.68
2.0
SR
30 17 1.40 0.93 1.08
40 17 1.70 1.13 1.31
50 18 2.00 1.19 1.37
Black
60 19 2.20 1.17 1.35
.75
SR
30 23 0.58 0.21 0.24
40 24 0.68 0.23 0.26
50 25 0.75 0.23 0.27
Black
60 26 0.83 0.24 0.27
1.5
SR
30 23 1.10 0.40 0.46
40 24 1.30 0.43 0.50
50 25 1.50 0.46 0.53
Black
60 26 1.60 0.46 0.53
3.0
SR
30 23 2.50 0.91 1.05
40 24 2.70 0.90 1.04
50 25 3.00 0.92 1.07
Black
60 26 3.10 0.88 1.02
Bold = Recommended pressure
Note:
All precipitation rates calculated for 180° operation. For the 
precipitation rate for a 360° sprinkler, divide by 2.
PGP ULTRA / I-20 GREEN HIGH FLOW NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
10
40 42 8.4 0.92 1.06
50 43 9.5 0.99 1.14
Dk. Green
60 45 10.5 1.00 1.15
70 47 11.4 0.99 1.15
13
40 43 10.9 1.13 1.31
50 44 12.3 1.22 1.41
Dk. Green
60 45 13.6 1.29 1.49
70 47 14.8 1.29 1.49
6.0
LA
30 31 4.2 0.84 0.97
40 35 5.0 0.79 0.91
50 37 5.8 0.82 0.94
Dk. Green
60 39 6.3 0.80 0.92
8.0
LA
40 37 6.7 0.94 1.09
50 39 7.7 0.97 1.13
60 41 8.5 0.97 1.12
Dk. Green
70 41 9.2 1.05 1.22
PGP ULTRA / I-20 
NOZZLES
Blue Standard / Gray 
Low Angle
(P/ N 7 82 90 0)
Dk. Green High Flow
(P/N 444800)
Black Short Radius
(P/ N 4 661 00)
MPR MATCHED  
PRECIPITATION 
RATE NOZZLES
BLUE/GREY NOZZLES 
P/N 782900
BLACK SHORT RADIUS  
NOZZLES 
P/N 4 6610 0
PGP® ULTRA / I-20 BLUE STANDARD NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
1.5              
25 29 1.2 0.27 0.32
35 31 1.4 0.28 0.32
Blue
45 31 1.5 0.30 0.35
55 32 1.8 0.34 0.39
65 32 1.9 0.36 0.41
2.0 
25 33 1.4 0.25 0.29
35 33 1.7 0.30 0.35
Blue
45 34 2.0 0.33 0.38
55 34 2.1 0.35 0.40
65 32 2.3 0.43 0.50
2.5              
25 33 1.7 0.30 0.35
35 35 2.1 0.33 0.38
Blue
45 35 2.5 0.39 0.45
55 35 2.6 0.41 0.47
65 35 2.9 0.46 0.53
3.0 
25 35 2.2 0.35 0.40
35 36 2.7 0.40 0.46
Blue
45 38 3.0 0.40 0.46
55 39 3.4 0.43 0.50
65 39 3.7 0.47 0.54
4.0              
25 37 3.0 0.42 0.49
35 39 3.5 0.44 0.51
Blue
45 40 4.0 0.48 0.56
55 41 4.5 0.52 0.60
65 41 4.8 0.55 0.63
5.0 
25 37 3.7 0.52 0.60
35 39 4.5 0.57 0.66
Blue
45 42 5.0 0.55 0.63
55 42 5.7 0.62 0.72
65 42 6.2 0.68 0.78
6.0              
25 38 4.3 0.57 0.66
35 40 5.6 0.67 0.78
Blue
45 43 6.0 0.62 0.72
55 44 6.7 0.67 0.77
65 44 7.3 0.73 0.84
8.0 
25 37 6.0 0.84 0.97
35 41 7.0 0.80 0.93
Blue
45 44 8.0 0.80 0.92
55 46 9.0 0.82 0.95
65 46 9.8 0.89 1.03
PGP ULTRA / I-20 GRAY LOW ANGLE NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
2.0
LA
30 25 1.6 0.49 0.57
40 27 1.9 0.50 0.58
50 28 2.1 0.52 0.60
Gray
60 30 2.3 0.49 0.57
2.5
LA
30 27  2.1 0.55 0.64
40 30 2.5 0.53 0.62
50 33 2.8 0.49 0.57
Gray
60 35 3.0 0.47 0.54
3.5
LA
30 29 2.8 0.64 0.74
40 32 3.1 0.58 0.67
50 35 3.5 0.55 0.64
Gray
60 37 3.8 0.53 0.62
4.5
LA
30 29 3.4 0.78 0.90
40 32 3.9 0.73 0.85
50 35 4.4 0.69 0.80
Gray
60 37 4.7 0.66 0.76
PGP ULTRA / I-20 BLACK SHORT RADIUS NOZZLE 
PERFORMANCE DATA (18'/25')
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
.50
SR
30 17 0.36 0.24 0.28
40 17 0.43 0.29 0.33
50 18 0.50 0.30 0.34
Black
60 19 0.57 0.30 0.35
1.0
SR
30 17 0.78 0.52 0.60
40 17 0.90 0.60 0.69
50 18 1.00 0.59 0.69
Black
60 19 1.10 0.59 0.68
2.0
SR
30 17 1.40 0.93 1.08
40 17 1.70 1.13 1.31
50 18 2.00 1.19 1.37
Black
60 19 2.20 1.17 1.35
.75
SR
30 23 0.58 0.21 0.24
40 24 0.68 0.23 0.26
50 25 0.75 0.23 0.27
Black
60 26 0.83 0.24 0.27
1.5
SR
30 23 1.10 0.40 0.46
40 24 1.30 0.43 0.50
50 25 1.50 0.46 0.53
Black
60 26 1.60 0.46 0.53
3.0
SR
30 23 2.50 0.91 1.05
40 24 2.70 0.90 1.04
50 25 3.00 0.92 1.07
Black
60 26 3.10 0.88 1.02
Bold = Recommended pressure
Note:
All precipitation rates calculated for 180° operation. For the 
precipitation rate for a 360° sprinkler, divide by 2.
PGP ULTRA / I-20 GREEN HIGH FLOW NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
10
40 42 8.4 0.92 1.06
50 43 9.5 0.99 1.14
Dk. Green
60 45 10.5 1.00 1.15
70 47 11.4 0.99 1.15
13
40 43 10.9 1.13 1.31
50 44 12.3 1.22 1.41
Dk. Green
60 45 13.6 1.29 1.49
70 47 14.8 1.29 1.49
6.0
LA
30 31 4.2 0.84 0.97
40 35 5.0 0.79 0.91
50 37 5.8 0.82 0.94
Dk. Green
60 39 6.3 0.80 0.92
8.0
LA
40 37 6.7 0.94 1.09
50 39 7.7 0.97 1.13
60 41 8.5 0.97 1.12
Dk. Green
70 41 9.2 1.05 1.22
PGP ULTRA / I-20 
NOZZLES
Blue Standard / Gray 
Low Angle
(P/ N 7 82 900)
Dk. Green High Flow
(P/N 444800)
Black Short Radius
(P/ N 4 661 00)
PGP® ULTRA / I-20 MPR-25 RED NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
90°
25 23 0.74 0.54 0.62
35 24 0.88 0.59 0.68
45 25 1.00 0.62 0.71
55 25 1.11 0.68 0.79
Red
65 25 1.21 0.75 0.86
120°
25 23 1.00 0.55 0.63
35 24 1.21 0.61 0.70
45 25 1.38 0.64 0.74
55 25 1.53 0.71 0.82
Red
65 25 1.67 0.77 0.89
180°
25 23 1.44 0.52 0.61
35 24 1.73 0.58 0.67
45 25 1.98 0.61 0.70
55 25 2.21 0.68 0.79
Red
65 25 2.41 0.74 0.86
360°
25 23 2.78 0.51 0.58
35 24 3.34 0.56 0.64
45 25 3.82 0.59 0.68
55 25 4.25 0.65 0.76
Red
65 25 4.63 0.71 0.82
PGP ULTRA / I-20 MPR-30 LT. GREEN NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
90°
25 29 1.03 0.47 0.54
35 30 1.23 0.53 0.61
45 30 1.40 0.60 0.69
55 30 1.56 0.67 0.77
Lt. Green
65 30 1.69 0.72 0.83
120°
25 29 1.34 0.46 0.53
35 30 1.62 0.52 0.60
45 30 1.85 0.59 0.69
55 30 2.06 0.66 0.76
Lt. Green
65 30 2.24 0.72 0.83
180°
25 29 2.15 0.49 0.57
35 30 2.59 0.55 0.64
45 30 2.96 0.63 0.73
55 30 3.30 0.71 0.82
Lt. Green
65 30 3.60 0.77 0.89
360°
25 29 4.24 0.49 0.56
35 30 5.08 0.54 0.63
45 30 5.78 0.62 0.71
55 30 6.39 0.68 0.79
Lt. Green
65 30 6.92 0.74 0.85
PGP ULTRA / I-20 MPR-35 BEIGE NOZZLE
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
90°
25 32 1.40 0.53 0.61
35 34 1.67 0.56 0.64
45 35 1.92 0.60 0.70
55 35 2.13 0.67 0.77
Beige
65 35 2.31 0.73 0.84
120°
25 32 1.77 0.50 0.58
35 34 2.15 0.54 0.62
45 35 2.46 0.58 0.67
55 35 2.74 0.65 0.75
Beige
65 35 2.99 0.70 0.81
180°
25 32 2.75 0.52 0.60
35 34 3.33 0.55 0.64
45 35 3.81 0.60 0.69
55 35 4.23 0.66 0.77
Beige
65 35 4.62 0.73 0.84
360°
25 32 5.36 0.50 0.58
35 34 6.62 0.55 0.64
45 35 7.58 0.60 0.69
55 35 8.43 0.66 0.76
Beige
65 35 9.18 0.72 0.83
Note:
All precipitation rates calculated for 180 degree operation. For the 
precipitation rate for a 360 degree sprinkler, divide by 2.
PGP® ULTRA / I-20 MPR-25 RED NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
90°
25 23 0.74 0.54 0.62
35 24 0.88 0.59 0.68
45 25 1.00 0.62 0.71
55 25 1.11 0.68 0.79
Red
65 25 1.21 0.75 0.86
120°
25 23 1.00 0.55 0.63
35 24 1.21 0.61 0.70
45 25 1.38 0.64 0.74
55 25 1.53 0.71 0.82
Red
65 25 1.67 0.77 0.89
180°
25 23 1.44 0.52 0.61
35 24 1.73 0.58 0.67
45 25 1.98 0.61 0.70
55 25 2.21 0.68 0.79
Red
65 25 2.41 0.74 0.86
360°
25 23 2.78 0.51 0.58
35 24 3.34 0.56 0.64
45 25 3.82 0.59 0.68
55 25 4.25 0.65 0.76
Red
65 25 4.63 0.71 0.82
PGP ULTRA / I-20 MPR-30 LT. GREEN NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
90°
25 29 1.03 0.47 0.54
35 30 1.23 0.53 0.61
45 30 1.40 0.60 0.69
55 30 1.56 0.67 0.77
Lt. Green
65 30 1.69 0.72 0.83
120°
25 29 1.34 0.46 0.53
35 30 1.62 0.52 0.60
45 30 1.85 0.59 0.69
55 30 2.06 0.66 0.76
Lt. Green
65 30 2.24 0.72 0.83
180°
25 29 2.15 0.49 0.57
35 30 2.59 0.55 0.64
45 30 2.96 0.63 0.73
55 30 3.30 0.71 0.82
Lt. Green
65 30 3.60 0.77 0.89
360°
25 29 4.24 0.49 0.56
35 30 5.08 0.54 0.63
45 30 5.78 0.62 0.71
55 30 6.39 0.68 0.79
Lt. Green
65 30 6.92 0.74 0.85
PGP ULTRA / I-20 MPR-35 BEIGE NOZZLE
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
90°
25 32 1.40 0.53 0.61
35 34 1.67 0.56 0.64
45 35 1.92 0.60 0.70
55 35 2.13 0.67 0.77
Beige
65 35 2.31 0.73 0.84
120°
25 32 1.77 0.50 0.58
35 34 2.15 0.54 0.62
45 35 2.46 0.58 0.67
55 35 2.74 0.65 0.75
Beige
65 35 2.99 0.70 0.81
180°
25 32 2.75 0.52 0.60
35 34 3.33 0.55 0.64
45 35 3.81 0.60 0.69
55 35 4.23 0.66 0.77
Beige
65 35 4.62 0.73 0.84
360°
25 32 5.36 0.50 0.58
35 34 6.62 0.55 0.64
45 35 7.58 0.60 0.69
55 35 8.43 0.66 0.76
Beige
65 35 9.18 0.72 0.83
Note:
All precipitation rates calculated for 180 degree operation. For the 
precipitation rate for a 360 degree sprinkler, divide by 2.
PGP® ULTRA / I-20 MPR-25 RED NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
90°
25 23 0.74 0.54 0.62
35 24 0.88 0.59 0.68
45 25 1.00 0.62 0.71
55 25 1.11 0.68 0.79
Red
65 25 1.21 0.75 0.86
120°
25 23 1.00 0.55 0.63
35 24 1.21 0.61 0.70
45 25 1.38 0.64 0.74
55 25 1.53 0.71 0.82
Red
65 25 1.67 0.77 0.89
180°
25 23 1.44 0.52 0.61
35 24 1.73 0.58 0.67
45 25 1.98 0.61 0.70
55 25 2.21 0.68 0.79
Red
65 25 2.41 0.74 0.86
360°
25 23 2.78 0.51 0.58
35 24 3.34 0.56 0.64
45 25 3.82 0.59 0.68
55 25 4.25 0.65 0.76
Red
65 25 4.63 0.71 0.82
PGP ULTRA / I-20 MPR-30 LT. GREEN NOZZLE 
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
90°
25 29 1.03 0.47 0.54
35 30 1.23 0.53 0.61
45 30 1.40 0.60 0.69
55 30 1.56 0.67 0.77
Lt. Green
65 30 1.69 0.72 0.83
120°
25 29 1.34 0.46 0.53
35 30 1.62 0.52 0.60
45 30 1.85 0.59 0.69
55 30 2.06 0.66 0.76
Lt. Green
65 30 2.24 0.72 0.83
180°
25 29 2.15 0.49 0.57
35 30 2.59 0.55 0.64
45 30 2.96 0.63 0.73
55 30 3.30 0.71 0.82
Lt. Green
65 30 3.60 0.77 0.89
360°
25 29 4.24 0.49 0.56
35 30 5.08 0.54 0.63
45 30 5.78 0.62 0.71
55 30 6.39 0.68 0.79
Lt. Green
65 30 6.92 0.74 0.85
PGP ULTRA / I-20 MPR-35 BEIGE NOZZLE
PERFORMANCE DATA
Nozzle Pressure
PSI
Radius 
 .
Flow 
GPM
Precip in/hr
 
90°
25 32 1.40 0.53 0.61
35 34 1.67 0.56 0.64
45 35 1.92 0.60 0.70
55 35 2.13 0.67 0.77
Beige
65 35 2.31 0.73 0.84
120°
25 32 1.77 0.50 0.58
35 34 2.15 0.54 0.62
45 35 2.46 0.58 0.67
55 35 2.74 0.65 0.75
Beige
65 35 2.99 0.70 0.81
180°
25 32 2.75 0.52 0.60
35 34 3.33 0.55 0.64
45 35 3.81 0.60 0.69
55 35 4.23 0.66 0.77
Beige
65 35 4.62 0.73 0.84
360°
25 32 5.36 0.50 0.58
35 34 6.62 0.55 0.64
45 35 7.58 0.60 0.69
55 35 8.43 0.66 0.76
Beige
65 35 9.18 0.72 0.83
Note:
All precipitation rates calculated for 180 degree operation. For the 
precipitation rate for a 360 degree sprinkler, divide by 2.
 
 
 
 
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Fig. 3
Fig. 2
Minimum
Arc
50
°
360
°
Maximum
Arc
Decrease ArcIncrease Arc
Fig. 4