1804HDS Pop-Up Sprinkler Head, Half-Circle, 4 In., 1/2 In. FNPT

The Rain Bird 1804HDS is a professional-grade pop-up sprinkler head from the 1800 Series, designed for reliable underground irrigation in lawns, garden beds, and irregularly shaped planting areas. This half-circle spray head delivers efficient coverage without watering sidewalks, driveways, or unwanted areas. The head retracts to a 4-inch profile when the system shuts off, keeping your lawn neat.

Rain Bird's 1800 Series offers versatile, heavy-duty materials built for dependable operation and long life. The 1804HDS is engineered with patented pop-up technology and precision spray nozzles to adapt to your landscape's unique watering needs, whether you're designing a new irrigation system or upgrading an existing one.

Features and Benefits

• Patented Pressure-Activated Wiper Seal: Prevents wasteful water leakage and extends the head's lifespan for long-term reliability.
• Heavy-Duty Stainless Steel Spring: Ensures flush retraction every time the system shuts off, maintaining a neat lawn appearance.
• Tool-Free Nozzle Changes: Swap nozzles without tools to adjust coverage patterns and reduce downtime during system modifications.
• Top Adjustment Screw: Easily fine-tune spray distance on the fly without disassembling the head.
• Directional Adjustment: Hand-aim the spray pattern to customize coverage for your specific landscape layout.
• Low-Pressure Operation: Operates efficiently even in systems with lower water pressure.
• UV-Resistant Plastic: Resists fading and degradation from sun exposure.

Specifications

• Brand: Rain Bird
• Model: 1804HDS
• Pop-Up Height: 4 inches
• Spray Pattern: Half-Circle
• Connection Size: 1/2 inch FNPT
• Construction: Plastic