irrigation - NaanDanJain

Transcription

irrigation - NaanDanJain
I R R I G A T I O N
C o n t e n t s
Introduction..................................................................................2
Super JardiLine™.........................................................................3
JardiLine 16™................................................................................4
Dripline fittings, 16 mm................................................................5
Jardi ClickDripper™....................................................................6,7
Jardi Modular™.............................................................................8
Hadar 7110™................................................................................9
MiniStar™...................................................................................10
525/2 Gear-driven pop-up™........................................................11
805 Pop-up™ impact sprinkler...................................................11
PopStar family™....................................................................12,13
525™..........................................................................................14
423P™........................................................................................15
427B™, Accessories..................................................................16
ND Electric valve.........................................................................17
NDJ PRV Pressure valve................................................................18
NDJ Air and vacuum valve.......................................................19
NDJ Combination air valve..........................................................19
NDJ Plastic filters.........................................................................20
NDJ Irrigation controllers
NDJ one DC.................................................................................21
NDJ-G 75 Multi-Zone AC/DC........................................................22
Introduction
Irrigation technologies
NaanDan Jain, a leader in the international irrigation market,
has expanded its activities to cover gardening and landscape
development applications. NaanDan Jain has decades of
experience in developing efficient irrigation technologies
with its leading products providing precise, optimal irrigation
and saving both water and labor.
This catalog presents solutions for diverse irrigation
requirements in a wide range of private and public landscape
applications.
The close cooperation between NaanDan Jain and its
customers enables us to present a flexible range of irrigation
technologies.
This is reinforced by:
• A strong reputation as leaders in quality
• The highest standards for uniform water distribution
• Optimal solutions with an extensive range of driplines,
micro-sprinklers and sprinkler irrigation technologies.
NaanDan Jain develops, manufactures and markets Israel's
largest selection of comprehensive irrigation technologies,
designed for economical and efficient water management.
The company, with over 60 years of experience, operates in
more than 80 countries on all continents, meeting all the
requirements of modern irrigation.
NaanDan Jain’s comprehensive range of dripline and sprinkler
technologies has a reputation for precise, efficient, flexible
and cost-effective irrigation. These technologies provide
optimum solutions for diverse conditions.
NaanDan Jain’s high-tech laboratory complies with
international ISO 9001:2000 standard. NaanDan Jain was
the first irrigation company in the world to receive ISO
certification (1993).
L andscape gardening and development has become a
central issue in recent years. High resources and budgets
are being directed to residential and municipal
landscaping and green areas. Smart and professional
irrigation enables convenient and cost-effective
maintenance, savings in water and fertilizers and
adaptation to different conditions and needs.
NaanDan Jain, as a leading manufacturer of advanced
irrigation technologies, has an overall view of the
customer’s comprehensive needs, together with knowhow and experience in development, manufacture,
supply, design and installation of projects.
The wide range of landscape technologies includes:
• Driplines
• Microsprinklers
• Pop-up sprinklers
• Sprinklers
• Valves
• Filters
• Controllers
• Accessories
2
S u p e r J a r d i L i n e TM
Primary applications: Lawns, shrubs, trees and flowerbeds; slopes,
narrow planting areas, particularly long areas, subsurface or surface
installation
Main features
• State-of-the-art round pressure regulated dripper
• Uniform flow rate along lateral
• Unique vortex labyrinth for self-flushing
• High clogging resistance
• Durable tube for years of trouble-free use
• Brown UV-protected tube blends with ground or mulch colours
Technical data
Dripper flow rate: 2.1 l/h
Recommended working pressure: 0.5 - 3.5 bar
Recommended filtration: 120 mesh
Coil length: 25, 50, 100, 400 m
Maximum lateral length (meters)
Dripline
flow rate (l/h)
Dripper spacing (cm)
Inlet
pressure (bar)
1.5
2.0
2.5
3.0
3.5
2.1
2.1
2.1
30
81
93
103
110
117
50
127
146
161
173
184
60
148
170
187
202
215
Dripper flow vs pressure
4.5
4.0
Flow rate l/h
3.5
Flushing
Mode
3.0
2.5
16 - 2.1
2.0
1.5
0
0
5
10
15
20
Pressure (m)
3
25
30
35
40
RESID
E
E
CAP
DS
Super JardiLine
TM
IAL&LAN
NT
RESID
E
E
CAP
DS
JardiLine 16
IAL&LAN
NT
TM
J a r d i L i n e 1 6 TM
Primary applications: Lawns, shrubs, trees and flowerbeds;
subsurface or surface installation
Main features
• Round dripper with innovative Cascade labyrinth
• High clogging resistance
• Durable tube for years of trouble-free use
• Brown UV-protected tube blends with ground or mulch colours
Technical data
Dripper flow rate: 2 l/h
Recommended working pressure: 0.2 - 3.5 bar
Recommended filtration: 120 mesh
Coil length: 25, 50, 100, 400 m
Maximum lateral length (meters)
Nominal flow
l/h
Dripline
Dripper spacing (cm)
30
57
2.0
JardiLine 2
50
85
Average dripper flow vs. pressure
l/h
2.0
bar
0.5
1.50
1.0
2.20
1.5
2.75
2.0
3.20
2.5
3.60
3.0
3.95
3.5
4.25
4
16 mm
Barbed connector
Elbow barb
Tee barb
Tee barb 3/4 female
Y connector, 3/4 male
Barb connector, 3/4 male
Quick start for PE & PVC
Grommet for quick start (PVC)
End line
Snap clip
Dripper clip seal
5
RESID
E
E
CAP
DS
Dripline fitting
IAL&LAN
NT
RESID
E
E
CAP
DS
Jardi ClickTif
IAL&LAN
NT
TM
J a r d i C l i c k T i f TM
Primary applications: trees, shrubs and flowerbeds; subsurface
or surface installation; for long laterals
Main features
• The dripper design integrates three elements to minimize clogging:
- Protected cross-shaped water inlet
- Flushing mechanism of regulating diaphragm
- Strong turbulent flow in labyrinth with continual cleaning and
flushing
• Large water passages
• Particularly wide and precise regulating range ( 5 to 40 m)
• Colour-coded for identification of flow rate and model
• Standard 5 mm nipple for woodpecker protection and pot
application
• Chemical-resistant plastic structure for precision, durability and
longevity
Technical data
• Nominal flow rate: 2.0, 3.0, 4.0, 8.0 l/h
• Regulating pressure range: 5 - 40 m
• CV less than 4%
• Anti-drainage
- Opening pressure: 4.0 m
- Closing pressure: 2.0 m
Colour code
PC + CNL: light-brown housing
PC: black housing
2.0 l/h: brown cover
4.0 l/h: black cover
8.0 l/h: green cover
Taper lock
PC CNL
PC
Barb outlet 3/5
PC CNL
PC
6
RESID
E
E
CAP
DS
Jardi ClickTif
IAL&LAN
NT
TM
J a r d i C l i c k T i f TM
Maximum lateral length (m) on flat ground at 10% flow variations
Lateral diameter:
P
2.0 dripper
Brown
4.0 dripper
Black
8.0 dripper
Green
m
15
20
25
30
15
20
25
30
15
20
25
30
ø 16 -ID-13.6
ø 20 -ID-17.4
Dripper spacing (cm)
30
95
101
114
122
58
72
82
88
37
45
51
55
40
120
127
144
153
68
84
95
103
44
52
59
64
50
143
151
171
182
81
100
114
123
52
63
70
77
75
193
204
231
247
108
135
154
167
71
85
95
104
Dripper spacing (cm)
100
237
250
285
304
132
167
191
205
86
104
117
128
30
140
171
186
206
97
121
140
150
63
76
85
93
40
172
211
230
255
112
140
161
172
72
88
98
108
50
202
247
271
300
131
165
189
203
86
103
116
127
75
268
328
359
398
174
218
251
269
113
137
155
169
100
326
399
436
484
211
265
306
328
138
166
188
205
Minimum pressure at lateral edge 5.0 m
ClickTif accessories
1 outlet
connector
2 outlet
connector
4 outlet
connectoro
Stabilizer
stake
Drop
guide
stake
Labyrinth
stake,
elbow
Labyrinth
stake,
straight
ClickTif assemblies
1 Outlet assembly
7
2 Outlet assembly
4 Outlet assembly
ClickTif assembly
with 1 Outlet
RESID
E
E
CAP
DS
Jardi Modular
IAL&LAN
NT
TM
J a r d i M o d u l a r TM
New
Primary applications: Trees, shrubs, flowerbeds and pot plants
Main features
• User-friendly static spreaders and swivel micro-sprinklers
• Removable unique mini valve
• Assembled with swivel, bridge, spike and tube
• Wide range of wetted diameters and flow rates
• Light irrigation with fine droplets
• Full- and part-circle patterns
Technical data
Static: 90˚, 180˚, 360˚ with 70 l/h nozzle for irrigation range up
to 3 m
Swivel: 120 l/h for irrigation range up to 6 m
Recommended working pressure: 1.5 - 3.5 bar
Wetted diameter (m) at 2.0 bar and 0.25 m above ground level
Static Spreaders
Nozzle
colour
Nozzle
ø
(mm)
90˚
180˚
Flat
2.5
2.7
3.4
Small
black
Flow
rate
(l/h)
Gray
1.16
70
Orange
1.50
120
6.0
8
RESID
E
H a d a r 7 1 1 0 TM
Primary applications: Residential gardens, flowerbeds, traffic
islands
Main features
• Micro sprayers and rotors with secure connection
• Excellent water distribution
• Unique ND bayonet connector for user-friendly installation and
maintenance
Technical data
Static: 90˚, 180˚, 360˚ with 70 l/h nozzle for irrigation range up
to 3 m
Swivel: 120 l/h for irrigation range up to 6 m
Recommended working pressure: 1.5 - 3.5 bar
Wetted diameter (m) at 2.0 bar
Nozzle Nozzle
size colour
mm l/h
1.2
9
Orange
Flow
rate
Extra-range
& insectproof sprayer
Half-circle
(180˚)
sprayer
Mediumrange
rotor
75
3.6
2.9
7.5
E
CAP
DS
Hadar 7110
TM
IAL&LAN
NT
RESID
E
E
CAP
DS
MiniStar
IAL&LAN
NT
TM
M i n i S t a r TM
Primary applications: Lawns and narrow areas
Main features
• Pop-up sprayer with five adjustable nozzles
• Low, standard and high flow rate patterns
• Low, medium and high spray angle
• Riser ratchet for smooth arc alignment
• User-friendly installation
• Individual filter
• Anti-leakage device for slopes available on request
Technical data
2” & 4” Pop-up sprayers
Adjustable nozzles: 8A brown, 10A red, 12A green, 15A black,
17A gray
Recommended working pressure: 1.5 - 3.0 bar
Optimum pressure: 2.0 bar
Flow rate: 500-800 l/h
1/2" Female water inlet
Performance table
Flow
l/h
Nozzle
8A
Brown
Pressure
bar
Radius
m
360˚
180˚
2.0
2.1
600
300
10A Red
2.0
3.2
600
300
12A Green
2.0
3.9
700
350
15A Black
2.0
4.7
700
350
17A Gray
2.0
5.3
800
400
10
RESID
E
E
CAP
DS
525/2 Pop-up
IAL&LAN
NT
TM
G e a r- D r i v e n P o p - u p T M
Primary applications: Residential lawns
Main features
• Gear-driven design for quiet operation
• Water-lubricated for reliable rotation and durability
• Easy to set full- or part-circle fingertip adjustment
• Stream distance adjustment deflector
• Colour-coded adjustable parts for easy identification
• Removable filter screen for easy maintenance
• Built in anti-drainage valve, holds 5.0 m elevation
• Ribbed canister provides anti-vandalism anchoring
Technical data
Spacing between sprinklers: up to 12.0 m
Pressure: 2.0 - 4.0 bar
1/2" Female water inlet
Performance table
Nozzle
mm
P
bar
Q
m3/h
D
m
3.0
Orange
2.0
3.0
4.0
2.0
3.0
4.0
2.0
3.0
4.0
0.51
0.63
0.72
0.57
0.70
0.81
0.85
1.03
1.18
20.0
21.0
22.0
20.0
21.5
22.0
21.0
22.0
23.0
3.2
Green
4.0*
Red
* Standard nozzle
805 Pop-up
New
Impact Sprinkler
Primary applications: Residential and public lawns
Main features
• Reliable impact plastic head for underground installation
w
N e • Colour-coded bayonet nozzles for easy service
• Full- or part-circle pattern adjustment.
• Diffuser screw breaks water into smaller droplets for uniform
watering
• Extra high 7.60 cm pop-up clearance
• Rugged ribbing case for maximum strength and durability, also
provides anti-vandalism anchorage
• Sand-proof seals and removable filter screen for easy maintenance
Technical data
Spacing between sprinklers: up to 12.0 m
Pressure: 2.0 - 4.0 bar
1/2" Female water inlet
Bayonet nozzle
Performance table
Nozzle
mm
P
bar
Q
m3/h
D
m
2.8
Orange
2.0
3.0
4.0
2.0
3.0
4.0
2.0
3.0
4.0
2.0
3.0
4.0
2.0
3.0
4.0
0.45
0.55
0.63
0.51
0.63
0.72
0.57
0.70
0.81
0.66
0.81
0.93
0.85
1.03
1.18
21
23
23
22
24
25
23
24
25
23
24
26
24
25
26
3.0
Red
3.2
Green
3.5
Blue
4.0*
Black
* Standard nozzle
11
RESID
E
E
CAP
DS
PopStar family
IAL&LAN
NT
TM
Po p S t a r f a m i l y T M
Primary applications: Public lawns, parks and private gardens
Main features
• Excellent performance in a wide range of applications
• Easy tool-free hold & rotate arc adjustment (30º-360º)
• Colour-coded nozzles for easy identification and monitoring
• Range of nozzles for adaptation of uniform irrigation rates to
different irrigation sectors
• Uniform irrigation: distribution uniformity above CU 88%
• Quick and simple maintenance
• Ribbed canister for anti-vandalism anchoring
• Ratchet mechanism for safe head rotation
• Unique nozzle design shape creates optimum close-to-sprinkler
watering
PopStar Plus (green cover): Arc memory for one-time arc adjustment
Designed especially for public areas
12
RESID
E
E
CAP
DS
PopStar family
IAL&LAN
NT
TM
Po p S t a r f a m i l y T M
Technical data
Pop-up height: 10 cm
Pop-Star irrigation arc: 30º - 360º
Pop-Star Plus irrigation arc: 40º - 360º
Jet height: 2.3 - 3.0 m (according to nozzle and pressure)
Recommended working pressure: 2.5 - 4.5 bar
Spacing: up to 12 m
Integral anti-drainage device: 1.2 m
1/2" water inlet
Performance table
Nozzle
2
Gray
3
Purple
4
Orange
6*
Green
8
Blue
9
Black
13
P
bar
Q
m3/h
max.
D (m)
min.
2.0
3.0
4.0
2.0
3.0
4.0
2.0
3.0
4.0
2.0
3.0
4.0
2.0
3.0
4.0
2.0
3.0
4.0
0.17
0.20
0.24
0.24
0.30
0.35
0.31
0.39
0.45
0.52
0.67
0.78
0.62
0.80
0.93
0.85
1.10
1.27
18.4
18.4
18.4
18.4
18.4
19.0
20.0
21.0
21.0
22.0
23.0
23.0
22.0
23.0
23.0
22.0
24.0
25.0
16.0
16.0
16.0
13.0
13.0
13.0
11.0
11.0
11.0
17.0
17.0
17.0
18.0
18.0
18.0
19.0
19.0
19.0
RESID
E
E
CAP
DS
525
IAL&LAN
NT
TM
5 2 5 TM
Primary applications: For residential and small public areas, also
as hose-end on spike or sled bases
Main features
• Full- or part-circle gear-driven sprinkler
• Gear-driven mechanism provides quiet operation, ideal for early
morning or late night irrigation
• Water lubrication provides reliable, long-lasting operation
• Colour-coded adjustable parts for easy identification
• Removable filter screen eliminates nozzle clogging
• User-friendly, fingertip adjustment to full- or part-circle
• Baffle deflector allows radius adjustment: 5.0 to 11.5 m
• Colour-coded nozzles
Technical data
Spacing between sprinklers: up to 12.0 m
Pressure: 2.0 - 4.0 bar
1/2" Male pipe connection
Performance table
Nozzle
mm
P
bar
Q
m3/h
D
m
3.0
Orange
2.0
3.0
4.0
2.0
3.0
4.0
2.0
3.0
4.0
0.51
0.63
0.72
0.57
0.70
0.81
0.85
1.03
1.18
20.0
21.0
22.0
20.0
21.5
22.0
21.0
22.0
23.0
3.2*
Green
4.0*
Red
* Standard nozzle
14
TM
4 2 3 P TM
Primary applications: For residential and small public areas,
also on spike or sled bases
Main features
• Full- or part-circle metal impact sprinkler
• All-metal construction provides years of trouble-free use
User-friendly and reliable full- or part-circle plastic mechanism
N e w • to
improve durability
• Anti side-splash arm prevents wasteful side-splash onto buildings
and walkways
• Deflector shield and diffuser screw control distance and stream
pattern
• Colour-coded nozzle inserts
Technical data
Spacing between sprinklers: up to 14.0 m
Pressure: 2.0 - 4.0 bar
1/2" Male pipe connection
Performance table
Nozzle
mm
P
bar
Q
m3/h
D
m
3.2
Green
1.5
2.0
3.0
4.0
1.5
2.0
3.0
4.0
1.5
2.0
3.0
4.0
0.50
0.57
0.70
0.81
0.58
0.66
0.81
0.93
0.73
0.85
1.03
1.18
22
23
25
26
23
24
26
27
23
25
27
28
3.5
Blue
4.0*
Black
* Standard nozzle
15
RESID
E
423P
IAL&LAN
NT
E
CAP
DS
12
New
RESID
E
E
CAP
DS
427B
IAL&LAN
NT
TM
4 2 7 B TM
Primary applications: For residential and small public areas,
also as hose-end on spike or sled bases
Main features
• Full- or part-circle plastic impact sprinkler
• Durable high-impact plastic and stainless-steel construction
• User-friendly, fingertip adjustment to full- or part-circle mechanism
• Anti side-splash arm prevents wasteful side-splash onto buildings
and walkways
• Deflector shield and diffuser screw control distance and stream
pattern
• Colour-coded adjustable parts for easy identification
• Colour-coded bayonet nozzles for easy service
Technical data
Spacing between sprinklers: up to 12.0 m
Pressure: 2.0 - 4.0 bar
1/2" Male pipe connection
Performance table
Nozzle
mm
P
bar
Q
m3/h
D
m
2.8
Orange
2.0
3.0
4.0
1.0
2.0
3.0
4.0
1.0
2.0
3.0
4.0
1.0
2.0
3.0
4.0
1.0
2.0
3.0
4.0
0.45
0.55
0.63
0.36
0.51
0.63
0.72
0.41
0.57
0.70
0.81
0.49
0.66
0.81
0.93
0.60
0.85
1.03
1.18
22
23
24
19
23
24
25
20
23
24
26
20
23
24
26
21
24
26
26
3.0
Red
3.2
Green
3.5
Blue
4.0*
Black
* Standard nozzle
Accessories
Accessories
48 Sled base
46 M Spike
46 TM Spike
46 TP Dual Spike
16
NDJ Electric valve
Primary applications: for dripline, micro-sprinkler and sprinkler
systems in residential and public gardens, parks, hotels and tourist
resorts
Main features
• 3/4" - 2" Electric valve
• High performance solenoid with low power consumption
• Very high flow rate with very low head loss
• Operation over a wide range of pressures
• Smooth valve opening and closing prevents pressure surge
• Flow control handle for water flow adjustment
• Manual solenoid override
Technical data
Pressure rating: ISO PN 6; ANSI class 125
Working pressure: 0.7 - 6 bar
Electrical data: 24VAC; holding 0.20A, inrush 0.40A
3/4” & 1”
flow
control valve
valve cover
diaphragm
assembly
solenoid
assembly
manual
override
valve body
1.5” & 2”
flow
control valve
valve cover
diaphragm
assembly
valve body
17
solenoid
assembly
manual
override
RESID
E
E
CAP
DS
NDJ Electric valve
IAL&LAN
NT
RESID
E
E
CAP
DS
NDJ PRV
IAL&LAN
NT
NDJ PRV Pressure valve
Primary applications: for drip and micro-sprinkler lines and
irrigation systems in residential and public gardens, traffic islands
and parks
Main features
• Stabilizing regulator in pressure fluctuations
• Immediate response to pressure and flow rate fluctuations
• Excellent hydraulic performance
• Extra strong mechanical structure
Technical data
Flow rate: 0.01 m3/h2
Working pressure:2.0 - 4.0 bar
Standard springs: 2.0 bar for driplines
18
RESID
E
Air & vacuum valve
Primary applications: for irrigation systems in residential and
public gardens, traffic islands and parks - particularly for drip and
micro-sprinkler systems
Main features
• Admits large volumes of air into system to prevent vacuum when
draining
• Releases large volumes of air from system when filling
• Prevents suck back of mud and dirty water into the system
Technical data
Working pressure: 0.2 - 10.0 bar
Connection: 3/4", 1" male
NDJ combination air valve
Primary applications: for air regulation in irrigation systems in
residential and public gardens and parks
Main features
• Combined kinetic air and automatic air valve in one unit
• Kinetic feature releases large volumes of air when filling the line
and admits large volumes of air when emptying the line
• Automatic feature releases trapped air in system high points
• Extra strong plastic valve with particularly high durability
Technical data
Max. working temperature: 90˚
Working pressure: 0.2 - 10.0 bar (3/4", 1")
0.2 - 16.0 bar (2")
19
E
CAP
DS
NDJ Air valve
IAL&LAN
NT
RESID
E
E
CAP
DS
NDJ Plastic filters
IAL&LAN
NT
NDJ Plastic filters
Primary applications: for drip and micro-sprinkler systems in
residential and public gardens, parks and hotels
Main features
• Wide range of filters, from 3/4" to 3"
• Large filter surface for continuous operation without opening
and cleaning the filter
• User-friendly maintenance: all parts can disassembled for cleaning
• Optional filtration components: screen or disk with range of
filtration levels
• Minimal head loss even at high flow rates
Technical data
Standard 120 mesh
Max. working pressure: 6.0 bar
Wetted diameter (m) at 2.0 bar
Filter
3/4”
1”
1.5” super
T 2”
T 2” super
T 3”
Cat.
no.
Diameter
inlet-outlet
mm
Flow rate
m3/h
Weight
kg
Screen
area
cm2
Screen
area-disc
cm2
01-07
01-10
01-16
01-202
01-222
01-302
20
25
40
50
50
75
3
5
15
25
25
50
0.28
0.28
1.20
4.40
5.40
5.70
110
110
340
465
700
700
460
790
1185
1185
20
NDJ one DC
Primary applications: for residential gardens
Main features
Stand-alone battery-driven irrigation controller
timer with 9VDC latch coil connected
• Various mounting options on valve and wall
• Three automatic irrigation options plus manual operation
Technical data
Power supply: One 9V alkaline battery
Low battery warning
Power saving LCD display with graphic icons
Operating temperature: -10 to 60˚
21
RESID
E
E
CAP
DS
NDJ Irrigation controller
IAL&LAN
NT
RESID
E
E
CAP
DS
NDJ Irrigation controller
IAL&LAN
NT
N D J - G 7 5 M u l t i - Z o n e AC/D C
Primary applications: for residential gardens
Main features
• 4 to 8 zones
• For indoor or outdoor use
• Large graphics LCD provides easy reading
• Menu driven interactive software
• Built-in multi-lingual menu: English, Spanish, Italian, Franch,
Portugese and Hebrew.
• Weekly or daily scheduled programming
• Two factory preset programs included
• Master valve output, manual irrigation, system test procedure
and rain sensor input included.
Technical data
Power supply DC: one 9-volt alkaline battery
Power supply AC: 230/50 to 24/50V AC, 20VA 830 mA transformer
or 115/60 to 24/60V AC 20V/A 830 mA transformer
Integrated Lithium memory backup battery
Low battery indicator
Power saving LCD display
Operating temperature: -10˚ to 60˚ C
Waterproof
22
0407 Studio NaanDan Jain P110020
u
ty
ss
ured Fi
f Israel
ISO SI
9
200 001:
8
no
Th
e
ards Ins
and
tit
tio
Quali
A
St
rm
I R R I G A T I O N
NaanDan Jain Irrigation (C.S.) Ltd.
Head Office: Post Naan 76829, Israel
Te l : 9 7 2 - 8 - 9 4 4 2 1 8 0 F a x : 9 7 2 - 8 - 9 4 4 2 1 9 0
E-mail: [email protected]
w w w . n a a n d a n j a i n . c o m
© 2009 NaanDan Jain Ltd.
All rights reserved
All specifications are subject to change without notice.
THE IRRIGATION ASSOCIATION