| Model | 1804R |
| Inlet size | 1/2 inch (BSP female threaded bottom inlet) |
| Body height | 6 inch |
| Popup height | 4 inch |
| Exposed surface diameter | 2¼ inch (5.7 cm) |
| Pressure | 15 to 70 psi (1.0 to 4.8 bar) |
| Spacing | 2.5 to 24 feet (0.8 to 7.3 m) |
| Spray nozzle | Compatible with all VAN, R-VAN, ROTARY, HE-VAN, U-Series, MPR and SQ nozzles. |
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 nozzle combinations for watering shrubs, small lawns, and irregularly shaped planting areas. 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.
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| Model | 1804R |
| Inlet size | 1/2 inch (BSP female threaded bottom inlet) |
| Body height | 6 inch |
| Popup height | 4 inch |
| Exposed surface diameter | 2¼ inch (5.7 cm) |
| Pressure | 15 to 70 psi (1.0 to 4.8 bar) |
| Spacing | 2.5 to 24 feet (0.8 to 7.3 m) |
| Spray nozzle | Compatible with all VAN, R-VAN, ROTARY, HE-VAN, U-Series, MPR and SQ nozzles. |