Rain Bird 1812 Spray Less Nozzle with SAM


Rain Bird 1812 Spray Less Nozzle with SAM

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 patented Pressure Regulating Stem (PRS) saves up to a gallon of water per minute.

The 1800 PRS-45 Spray maintains optimal outlet pressure at 45 psi. For ultimate efficiency, pair with R-VAN Rotary Nozzles, which are engineered to work best at this pressure.

  • 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
  • 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

Available on backorder

SKU: A43930 Categories: , ,


  • 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
  • ½” (15/21) NPT female threaded inlet
  • Exposed surface diameter: 2¼ ” (5.7 cm)
  • 1812-SAM: 12″ (30.5 cm) pop-up height