1800-SAM-PRS Series Spray Heads

4", 6", 12" (10.2 cm, 15.2 cm, 30.5 cm)

Rain Bird® 1800-SAM-PRS Series Spray Heads meet the needs of all spray areas, regardless of changing elevation or water pressures. This top of the line spray head incorporates all 1800 Series SAM and PRS features, making them ideal for use in areas with high and/or widely fluctuating water pressures and steep slopes.

EPA WaterSense - Certified by ICC-ESTrusted 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.


Incorporates all 1800 Series SAM and PRS features

  • Built-in  Seal-A-Matic™ (SAM) check valve. Eliminates the need for under-the-head check valves.
  • Traps water in lateral pipes in elevation changes of up to 14 feet (4.2 m). Reduces wear on system components by minimizing water hammer during start-up
  • Maintains constant outlet pressure at 30 psi (2.1 bar). PRS pressure regulator built into the stem simplifies system design. Eliminates misting and fogging caused by high pressure. Saves time and money
  • Meets the needs of all spray areas, regardless of changing elevation or water pressures


  • SAM capability: holds up to 14 feet (4.2 m) of head; 6 psi (0.4 bar)
  • PRS models regulate nozzle pressure to an average 30 or 45 psi (2.1 or 3.1 bar) with inlet pressures of up to 70 psi (4.8 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
  • Five-Year Trade Warranty

1800-SAM-PRS Models

  • 1804-SAM-PRS:  4" pop-up height (10.2 cm)
  • 1806-SAM-PRS:  6" pop-up height (15.2 cm)
  • 1812-SAM-PRS: 12" pop-up height (30.5 cm)

Operating Range

  • Spacing:  2.5 to 24 feet (0.8 to 7.3m)*
  • Pressure:  15 to 70 psi (1.0 to 4.8 bar)

* 2.5 to 18 feet with standard Rain Bird Spray Head Nozzles (SQ, MPR, VAN, U-Series); 13 to 24 feet with Rain Bird Rotary Nozzles

The 1800 accepts all Rain Bird spray nozzles