Rain Bird 1802LN (CP LESS NOZ) BOX OF 36

1800 Series Spray Heads

The #1 Irrigation Spray Head in the World

Installed in parks and backyards across the globe, Rain Bird's 1800 Series is the #1 commercial-grade irrigation spray head brand in the world.

Chosen for its reliability, heavy-duty materials, and versatility, the 1800 Series offers a broad selection of pop up heights and nozzle combinations for watering shrubs, small lawns, and irregularly shaped planting areas.

All models feature Rain Bird's patented pop-up mechanism with heavy-duty stainless steel spring for dependable out-of-sight retraction, plus an exclusive co-molded wiper seal for unmatched resistance to grit, pressure, and extreme environments.

The Perfect Pair for Pressure Regulation

Rain Bird’s pressure-regulating stem (PRS) saves up to a gallon of water per minute.

We offer three perfectly paired combinations of PRS spray bodies and high-efficiency nozzles. Each pair is designed to work together to give you the best possible performance across your entire irrigation system — all while saving water.

Explore Pressure Regulation (PRS)

PRS Pressure Regulating Spray Body Models Only

Features
Specs
Models
Documents
Related Products

Features

All 1800s:

Co-molded wiper seal provides unmatched resistance to grit, pressure and the environment

Constructed of time-proven UV-resistant plastic and corrosion-resistant stainless steel parts, ensuring long product life

Precision controlled flush at pop-down clears debris from unit, assuring positive stem retraction in all soil types

Two-piece ratchet mechanism allows easy nozzle pattern alignment and provides added durability

Five-Year Trade Warranty

1800 SAM Series:

Built-in Seal-A-Matic (SAM) check valve. Eliminates the need for under-the-head check valves

Ideal for use in areas with changing elevations

Traps water in lateral pipes in elevation changes of up to 14 feet (4.2 m), eliminating low head drainage at the base of slopes or hillsides

Reduces wear on system components by minimizing water hammer during start-up

1800 PRS Series:

All Rain Bird pressure regulating spray bodies are WaterSense certified by ICC-ES

PATENTED PRS pressure regulator built into stem. No parts to be installed at the site. Saves time and money

Maintains constant outlet pressure at 30psi (2.1 bar) or 45 psi (3.1 bar) at varying inlet pressures regardless of nozzles used

30 psi is recommended for optimal spray nozzle performance, 45 psi is recommended for optimal rotary nozzle performance

1800 SAM-PRS-30 and SAM-PRS-45 Series

Combines Seal-A-Matic check valve and PRS-30 or PRS-45 for best performance

Ideal for sloped applications that have fluctuating or high pressure

Specs

Flow-by: 0 gpm at 8 psi (0.6 bar) or greater; 0.10 gpm (0.02 m³/h; 0.36 l/m) otherwise

Spacing: 2.5 to 24 feet (0.8 to 7.3m)*

Pressure: 15 to 70 psi (1.0 to 4.8 bar)

1800 SAM Series:

SAM capability: holds up to 14 feet (4.2 m) of head; 6 psi (0.4 bar)

Flow-by: 0 gpm at 8 psi (0.6 bar) or greater; 0.10 gpm (0.02 m3/h; 0.36 l/m) otherwise

Installation: bottom inlet

*2.5 to 15 feet with standard Rain Bird Spray Head Nozzles (SQ, U-Series, HE-VAN); 8 to 24 feet with Rain Bird Rotary Nozzles

Dimensions

½" (15/21) NPT female threaded inlet

Exposed surface diameter: 2¼ " (5.7 cm)

2" spray bodies: 4" (10.2 cm) body height; 2" pop-up height (5.1 cm)

4" spray bodies: 6" (15.2 cm) body height; 4" pop-up height (10.2 cm)

6" spray bodies: 9 3⁄8" (23.8 cm) body height; 6" pop-up height (15.2 cm)

12" spray bodies: 16" (40.6 cm) body height; 12" pop-up height (30.5 cm)

Model Comparison

Base Models:

1802: 2" (5.1 cm) pop-up height

1804: 4" (10.2 cm) pop-up height

1806: 6" (15.2 cm) pop-up height

1812: 12" (30.5 cm) pop-up height

SAM Models:

1804-SAM: 4" (10.2 cm) pop-up height

1806-SAM: 6" (15.2 cm) pop-up height

1812-SAM: 12" (30.5 cm) pop-up height

PRS-30 Models:

1802PRS: 2" (5 cm) pop-up height

1803PRS: 3" (8 cm) pop-up height

1804PRS: 4" (10.2 cm) pop-up height

1806PRS: 6" (15.2 cm) pop-up height

1812PRS: 12" (30.5 cm) pop-up height

PRS-45 Models:

1804P45: 4" (10.2 cm) pop-up height

1806P45: 6" (15.2 cm) pop-up height

1812P45: 12" (30.5 cm) pop-up height

SAM-PRS Models:

1804-SAM-PRS: 4"(10.2 cm) pop-up height

1806-SAM-PRS: 6" (15.2 cm) pop-up height

1812-SAM-PRS: 12" (30.5 cm) pop-up height

SAM-P45 Models:

1804-SAM-P45: 4" (10.2 cm) pop-up height

1806-SAM-P45: 6" (15.2 cm) pop-up height

1812-SAM-P45: 12" (30.5 cm) pop-up height