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Hunter I-20 Rotors

If you've ever desired the convenience of being able to use just one rotor to cover all of your needs, here it is
Got a small area for which you don't want to create a separate spray zone?
Is a portion of your landscape in sandy soil?
Is the landscape a mix of shrub zones and expanses of grass?
Does one part of the turf require a higher cut?
With all the features on today's I-20 Ultra (most notably its ability to effectively cover a radius range from 17 up to 47 feet), there's a single-sprinkler alternative to stocking a variety of rotors and sprays. With over 20 different nozzle choices, including stainless steel, the Hunter I-20 Ultra rotor can handle all of your irrigation needs.
Hunter I-20 Rotor Accessories
Hunter I-20 Rotor Accessories

Gear-Driven Rotors
Models
  • I-20-00 - Shrub
  • I-20-04 - 4" Pop-up
  • I-20-06 - 6" Pop-up
  • I-20-12 - 12" Pop-up

Dimensions
  • Overall height:
  • I-20-00 - 7-3/4"
  • I-20-04 - 7-3/8"
  • I-20-06 - 9-7/8"
  • I-20-12 - 17"
  • 3/4" female inlet NPT
  • Exposed diameter: 1-3/4"

Operating Specifications
  • Discharge rate: 0.36 to 9.8 GPM
  • Radius: 17' to 46'
  • Recommended pressure range: 30 to 70 PSI
  • Operating pressure range: 20 to 100 PSI
  • Precipitation rates: approximately 0.4" per hour at 45 PSI for spacing from 25' to 45'
  • Nozzle trajectory: standard - 25° low angle - 13°
  • Drain check valve for up to 10' elevation change

Options Available
  • Reclaimed water cover
  • Stainless steel riser (4" & 6" only)
  • Factory-installed nozzles (1.5 to 4.0 blue)

PGP ULTRA / I-20 BLUE STANDARD
NOZZLE PERFORMANCE DATA
VIEW NOZZLE
Nozzle Pressure Radius Flow Precip in/hr
PSI ft GPM
1.5
Blue
 25 29 1.2 0.27 0.32
35 31 1.4 0.28 0.32
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
Blue
 25 33 1.4 0.25 0.29
35 33 1.7 0.30 0.35
45 34 2.0 0.33 0.38
55 34 2.1 0.35 0.40
65 34 2.3 0.38 0.44
2.5
Blue
 25 33 1.7 0.30 0.35
35 35 2.1 0.33 0.38
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
Blue
 25 35 2.2 0.35 0.40
35 36 2.7 0.40 0.46
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
Blue
 25 37 3.0 0.42 0.49
35 39 3.5 0.44 0.51
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
Blue
 25 37 3.7 0.52 0.60
35 39 4.5 0.57 0.66
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
Blue
 25 38 4.3 0.57 0.66
35 40 5.6 0.67 0.78
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
Blue
 25 37 6.0 0.84 0.97
35 41 7.0 0.80 0.93
45 44 8.0 0.80 0.92
55 46 9.0 0.82 0.95
65 46 9.8 0.89 1.03

Notes:
All precipitation rates calculated for 180 degree operation. For the precipitation rate for a 360 degree sprinkler, divide by 2.

PGP ULTRA / I-20 GREY LOW ANGLE NOZZLE PERFORMANCE DATA
VIEW NOZZLE
Nozzle Pressure

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