Trusted for over 30 years, 1800 Series Spray
Heads have provided unmatched durability,
reliability, and performance.
Superior components and features make the
1800 Series Spray Head the spray head of
choice for a wide variety of applications.
1800 Series Spray Head Features
- Co-molded, pressure-activated, multi-functional
wiper seal assures positive seal without
excess “flow-by” which enables more heads
to be installed on the same valve.
- Designed for use with all Rain Bird plastic
spray head nozzles – U-Series, HE-VAN,
R-VAN, MPR, VAN, and XPCN Series.
- Precision controlled flush at pop-down
clears debris from unit, assuring positive
stem retraction in all soil types.
- Strong stainless steel spring provides
reliable stem retraction.
- Ratchet mechanism on all models allows
easy nozzle pattern alignment without
tools.
- Pre-installed 1800 Pop-Top™ flush plug
blocks debris from entering after flushing.
Allows for easy nozzle installation.
- Constructed of time-proven UV-resistant
plastic and corrosion resistant stainless
steel parts, assuring long product life.
- All sprinkler components are removable
from the top without special tools,
providing for quick and easy flushing and
maintenance of the sprinkler.
1800 P45 Series Features
- PATENTED PRS pressure regulator built
into the stem. No parts to be installed at
the site. Saves time and money.
- Maintains constant outlet pressure at
45 PSI (3.1 bar). Rotary nozzles perform
best at 45 PSI. Ensures maximum nozzle
performance, even with varying inlet
pressures. Maintains constant pressure
regardless of nozzles used.
- Restricts water loss by up to 70% if nozzle
is removed or damaged. Saves water and
money. Reduces possibility of accidents
and property damage. Recommended for
vandal-prone areas.
- Ensures consistent performance
throughout zone if nozzle is removed or
damaged. Keeps plant life covered by other
spray heads properly irrigated.
- Ends misting and fogging caused by high
pressure. Stops water waste. Ensures
necessary watering occurs in high pressure
or wind conditions.
- Designed for use with all Rain Bird plastic
spray head nozzles.
- “PRS-45” stamped on cap for easy
identification and maintenance.
Operating Range
- Spacing: 8-24' (2.4 to 7.3 m)
- Pressure: 15-70 PSI (1.7 to 4.8 bar)
Specifications
- Regulates nozzle pressure to an average
45 PSI (3.1 bar) with inlet pressures of up to
70 PSI (4.8 bar)
- Flow-by: 0 at 8 PSI (0.6 bar) or greater;
0.1 GPM (0.02 m3/h; 0.006 l/s) otherwise
- Installation: side or bottom inlet
- Side inlet installation not recommended in
freezing climates
Dimensions
- 1/2” (15/21) NPT female threaded inlets
- Body height:
- 1804 P45 - 6” (15 cm)
- 1806 P45 - 9-3/8” (24 cm)
- 1812 P45 - 16” (40 cm)
- Exposed surface diameter: 2-1/4” (5.7 cm)