Davis Irrigation Controllers Irrigation Supplies Pg 2 Timers
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NUTRIENT INJECTORS
Chemilizer Injector
No sliding piston to wear out.
These injectors are designed as a two-part system.
1) The non-electric water motor functions on demand with
water flow. Inside the water motor is a fixed rubber diaphragm
assembly that travels up and down with alternate filling
of the upper and lower chambers.
2) Inserted into the bottom of the water motor is a positive
displacement chemical pump. The chemical pump draws directly
from a stock solution container and injects into the water line.
NO CHEMICALS GO INSIDE THE WATER MOTOR.
2 Year warranty on water motor
Ratio: 1 to 100 |
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| - |
Part # |
Price |
Wght. |
Min/Max Flow |
Min/Max PSI |
PSI Loss |
PVC Size |
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2W600 |
$254.95 |
6 # |
.166 to 12 GPM |
2 to 80 |
2 |
3/4" |
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2W605 |
$41.95 |
3# |
Replacement Pump |
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2W610 |
$13.95 |
1# |
Pump Re-Build Kit |
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2W615 |
$9.50 |
1# |
Side Injection Kit |
DOSMATIC Injectors
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These adjustable ratio, piston operated, water driven
proportional injectors operate very accurately over a wide range of flow
rates and pressure. The units have a unique design that prevents the
fertilizer from contacting the operating mechanism when the downstream
bypass is ordered. Two injectors placed inline are required for
vegetable crops. The downstream bypass should be installed to route
the fertilizer solution from the 1st injector past the 2nd injector and
into the water stream. These injectors have ratios adjustable from 1:39 to
1:500. The variable adjustment sleeve is on the outside of the unit.
Click Here To
See How It Works.
Click Here Replacement
Parts List (PDF Format)
Clike
Here for Repair Diagram (PDF Format)
| To read PDF Format Documents - |
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We Sell parts for the Dosmatics. Please call of email
to order. Please have specific part numbers (Manual Ref. and/or
Dosmatic Part Number).
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| - |
Part # |
Price |
Wght. |
Min/Max Flow |
Min/Max PSI |
PSI Loss |
PVC Size |
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2W002 |
$405.95 |
8.2 # |
.25 to 30 GPM |
5 to 100 |
12 |
1" |
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2W002S |
$425.95 |
Fabricated for the downstream
bypass |
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1W003 |
$15.00 |
1.0 # |
Downstream bypass kit. |
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1W510 |
$75.00 |
5.5 # |
Plumbing kit for 2 head system
See Description Below. |
| Typical Dosmatic Injector Plumbing Kit
Includes check & gate valves, male and female adapters, and PVC T's
and L's as shown. PVC pipe supplied locally. Dosmatics
not included. |

Click To Enlarge
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Hozon
Injector
Attaches between hose and faucet. Suction tube is dropped into bucket
of soluble fertilizer. A venturi effect creates the suction which draws
in and safely dilutes the fertilizer being applied while you water. Unit
has a ratio of 1:16. |
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5W160 |
Hozon Injector |
1# Ship Wght |
$19.95 |
CHEM-FEED Injector
| An accurate electrically driven pump which injects the
concentrated nutrient into the water line at a rate of 0 to 3 GPH. The
dilution ratio is determined by the flow rate and controlled by a flow
controller. This is a water volume injector, and each row of plants should
have the same number of sprayer or drippers so that the dilute fertilizer
solution going to each row is the same concentration. If one row has more
sprayers than another, that row will get nutrient solution that is more
dilute. The ratio of 1:200 is achieved by setting the eccentric control
cam to 3 GPH with a flow controller of 600 GPH (10 GPM). |

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| - |
Item # |
Description |
Wght |
Price |
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5W145 |
Chem-Feed Injector |
12 # |
$235.95 |
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6W443 |
Dole 10 GPM Regulator |
.75 # |
$45.95 |
| Injector Plumbing Kit -
CHEM-FEED Injectors |
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1W502 |
2 head (Chem-Feed) |
2.3# |
$63.00 |
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PARTS IN KIT ARE:
1 ea. 5W210 Y Strainer (1")
1 ea. 6W443 Dole 10 GPM regulator
2 ea. 3/4" x 1" Male Adapter (for 6W443)
2 ea. 1" Male Adapter (for 5W210)
2 ea. 1" x 1" x 1/2" PVC Tee (for injector head)
|

(Single and Multi Head)
| Injector Ratio |
Gallons per Minute |
# of Heads |
| 1:284 |
48 |
1W534 pilot valve included with heads |
| - |
Part # |
Description |
Weight |
Price |
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1W050 |
Water Meter (Turbine) |
29.0# |
$596.00 |
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1W250 |
w/2 1W535 Heads |
71.0# |
$3,035.00 |
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1W350 |
w/3 1W535 Heads |
92.0# |
$3,559.00 |
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1W450 |
w/4 1W535 Heads |
113.0# |
$4,170.00 |
MULTIPLE PUMP HEADS
The Ratio : Feeder Fertilizer infector is designed to permit multiple
pump heads to be controlled by one control unit (turbine meter). This
allows the feeding of greater amounts of nutrient; or, it allows two or
more nutrients to be fed at the same time without the bother of
pre-mixing. Also, nutrients that are incompatible in concentrated form
can be fed individually. Of course, each pump head is fully adjustable
independently of any of the others. We have successful installations in
the field with 20 pump heads. Any single pump head model can be
converted into a multi-head model in the field using additional
fittings. |
| The turbine water meter requires a J Plus
controller to operate. The systems listed above include the controller,
water meter, high capacity pumps heads, pilot valve and fittings.
Solution tanks and a blending tank are not included. |
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Hi-Capacity Four-Head Injector System
Item 1W457 $4,492.00
| This system will support up to 90 gallons per
minute output, if your incoming water pressure and volume are adequate.
The 1:128 ratio injector system includes: J Plus Controller with cables
attached, 12 VDC pilot valve with transformer, four Anderson Hi-Capacity
heads, a variable ratio turbine water meter, four injector valves with
lines, 30 gallon horizontal blending tank, plumbing accessories, and
instructions. Purchase solution tanks separately. |
Universal Injector parts
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1W532 |
Injector Pump |
10.0# |
$455.00 |
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1W535 |
High Capacity Pump |
10.0# |
$585.00 |
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1W533 |
Universal Injector Valve |
.38# |
$79.00 |
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1W534 |
Skinner Valve, 24VAC, MT 3/8" |
.50# |
$331.76 |
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1W536 |
Skinner Valve, 12VdC, MT |
.50# |
$370.00 |
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6W260
Punching tool with replaceable tip and clean out tool.
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Sprayer
Sprayer stake with 1/8" X 24" X .076
ID. polyethylene line. Flow rate of 4.2 GPH (.07 GPM)
"fan" pattern spray, with shut-off on the back of the sprayer stake. Does not
require inserts. |
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Dripper
Dripper stake with 1/8" X 18" X .050
ID. polyethylene line. Flow rate of 2.1 GPH (.035
GPM) stream, with shut-off on the back of the dripper stake. Does not require inserts. |
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Item |
Length |
net. wt/100 |
Description |
100 $/100 |
500 $/100 |
1000 $/100 |
2000 $/100 |
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6W240 |
- |
1.66# |
SPRAYER
Stake + Leader |
$30.00 |
$28.50 |
$27.50 |
$26.20 |
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6W241 |
24" |
0.75# |
Leader only |
$15.00 |
$14.00 |
$13.00 |
$12.50 |
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6W242 |
4 1/2" |
0.91# |
Stake only |
$23.00 |
$22.00 |
$21.00 |
$20.50 |
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6W248 |
- |
1.50# |
DRIPPER
Stake + Leader |
$30.00 |
$28.50 |
$27.50 |
$26.20 |
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6W249 |
18" |
0.69# |
Leader only |
$14.00 |
$13.00 |
$12.50 |
$12.00 |
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6W250 |
4 1/2" |
0.81# |
Stake only |
$23.00 |
$22.00 |
$21.00 |
$20.50 |
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6W243 |
2500' |
22.00# |
Roll |
$42.00 |
.076 ID uncut sprayer leader
tubing |
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6W251 |
2500' |
22.00# |
Roll |
$42.00 |
.050 ID uncut
dripper
leader tubing |
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6W260 |
- |
0.13# |
EA |
$11.50 |
1/8" Leader
PUNCHING TOOL |
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6W261 |
- |
0.01# |
EA |
$1.40 |
Punching Tool
Replacement Tip |
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Solenoid Valves |
| All solenoid valves are constructed of glass-reinforced black nylon. The
automatic valves come complete with 24V solenoid operator and 2' of wire. Valves
require approximately 5 lbs. pressure to shut-off. 24 volts electrical current
activates solenoid to withdraw plunger and allow water to raise poly diaphragm and
initiate water flow. The spring loaded plunger reseats after the electricity is
discontinued, and water pressure on top of the diaphragm achieves shut-off. Flow
control models allow for adjustment of water volume. The PVC to poly pipe solenoid valve
adapter kits consist of a PVC "T" (for valves in the center of the main header)
or PVC "L" (for valves at the end of the main header), PVC male adapters, and
appropriate PVC to poly pipe "T". |
| - |
Item # |
Size |
Description |
Weight |
1-4 Ea |
5-9 Ea |
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6W711 |
1" |
Automatic Valve |
0.81# |
$28.50 |
$25.65 |
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6W712 |
1" |
Automatic Valve w/ flow control |
0.88# |
$31.25 |
$28.13 |
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6W715 |
1" |
Replacement Diaphragm |
0.01# |
$3.15 |
$2.80 |
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6W721 |
1.5" |
Automatic Valve |
1.38# |
$48.25 |
$43.43 |
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6W722 |
1.5" |
Automatic Valve w/ flow control |
1.44# |
$53.25 |
$47.93 |
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6W724 |
1.5" |
Replacement Diaphragm |
0.01# |
$5.00 |
$4.70 |
| Solenoid Valve
Replacement Parts |
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6W725 |
All |
Solenoid Operator w/ Plunger |
0.31# |
$15.85 |
$14.27 |
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6W726 |
All |
Plunger and Spring Only |
0.20# |
$2.85 |
$2.65 |
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6W727 |
All |
Large O-Ring |
0.01# |
$
0.25 |
$
0.15 |
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6W728 |
All |
Small O-Ring |
0.01# |
$
0.25 |
$
0.15 |
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6W708 |
1" X 1" |
Insert poly solenoid plumbing kit |
0.31# |
$4.00 |
$3.50 |
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6W709 |
1" X 3/4" |
Compression poly solenoid plumbing kit |
0.61# |
$8.50 |
$7.95 |
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6W710 |
1.5" X 3/4" |
Compression poly solenoid plumbing kit |
6.00# |
$25.00 |
$23.75 |
| Polypropylene
Line Strainers |
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| - |
Part # |
Size |
Description |
Ship Weight |
Price |
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5W210 |
1" |
Y-Strainer |
0.94# |
$23.95 |
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5W220 |
1 1/4" |
Y-Strainer |
0.88# |
$24.95 |
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5W225 |
1 1/2" |
Y-Strainer |
0.94# |
$35.95 |
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5W230 |
2" |
Y-Strainer |
1.75# |
$37.95 |
| Includes 80 mesh stainless
steel screen |
| Replacement screens |
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5W221 |
1", & 1 1/4" |
0.13# |
$12.95 |
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5W231 |
1 1/2" & 2" |
0.13# |
$21.95 |
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